138902999040

Names of 138902999040

• Cardinal: 138902999040 can be written as One hundred thirty-eight billion, nine hundred two million, nine hundred ninety-nine thousand and forty.

Scientific notation

• Scientific notation: 1.3890299904 × 10¹¹

Factors of 138902999040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 155

Divisors of 138902999040

• Number of divisors d(n): 1248
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 19 20 24 26 27 30 32 36 38 39 40 45 48 52 54 57 60 64 65 72 76 78 80 81 90 95 96 104 108 113 114 117 120 128 130 135 144 152 156 160 162 171 180 190 192 195 208 216 226 228 234 240 243 247 256 260 270 285 288 304 312 320 324 339 342 351 360 380 384 390 405 416 432 452 456 468 480 486 494 512 513 520 540 565 570 576 585 608 624 640 648 678 684 702 720 741 760 768 780 810 832 855 864 904 912 936 960 972 988 1017 1024 1026 1040 1053 1080 1130 1140 1152 1170 1215 1216 1235 1248 1280 1296 1356 1368 1404 1440 1469 1482 1520 1536 1539 1560 1620 1664 1695 1710 1728 1755 1808 1824 1872 1920 1944 1976 2034 2048 2052 2080 2106 2147 2160 2223 2260 2280 2304 2340 2430 2432 2470 2496 2560 2565 2592 2712 2736 2808 2880 2938 2964 3040 3051 3072 3078 3120 3159 3240 3328 3390 3420 3456 3510 3616 3648 3705 3744 3840 3888 3952 4068 4096 4104 4160 4212 4294 4320 4407 4446 4520 4560 4608 4617 4680 4860 4864 4940 4992 5085 5120 5130 5184 5265 5424 5472 5616 5760 5876 5928 6080 6102 6144 6156 6240 6318 6441 6480 6656 6669 6780 6840 6912 7020 7232 7296 7345 7410 7488 7680 7695 7776 7904 8136 8208 8320 8424 8588 8640 8814 8892 9040 9120 9153 9216 9234 9360 9720 9728 9880 9984 10170 10240 10260 10368 10530 10735 10848 10944 11115 11232 11520 11752 11856 12160 12204 12288 12312 12480 12636 12882 12960 13221 13312 13338 13560 13680 13824 14040 14464 14592 14690 14820 14976 15255 15360 15390 15552 15795 15808 16272 16416 16640 16848 17176 17280 17628 17784 18080 18240 18306 18432 18468 18720 19323 19440 19456 19760 19968 20007 20340 20480 20520 20736 21060 21470 21696 21888 22035 22230 22464 23040 23085 23504 23712 24320 24408 24624 24960 25272 25764 25920 26442 26624 26676 27120 27360 27459 27648 27911 28080 28928 29184 29380 29640 29952 30510 30720 30780 31104 31590 31616 32205 32544 32832 33280 33345 33696 34352 34560 35256 35568 36160 36480 36612 36864 36936 37440 38646 38880 38912 39520 39663 39936 40014 40680 41040 41472 42120 42940 43392 43776 44070 44460 44928 45765 46080 46170 47008 47424 48640 48816 49248 49920 50544 51528 51840 52884 53248 53352 54240 54720 54918 55296 55822 56160 57856 57969 58368 58760 59280 59904 60021 61020 61440 61560 62208 63180 63232 64410 65088 65664 66105 66560 66690 67392 68704 69120 70512 71136 72320 72960 73224 73872 74880 77292 77760 77824 79040 79326 79872 80028 81360 82080 82944 83733 84240 85880 86784 87552 88140 88920 89856 91530 92160 92340 94016 94848 96615 97280 97632 98496 99840 100035 101088 103056 103680 105768 106704 108480 109440 109836 110592 111644 112320 115712 115938 116736 117520 118560 118989 119808 120042 122040 123120 124416 126360 126464 128820 130176 131328 132210 133120 133380 134784 137295 137408 138240 139555 141024 142272 144640 145920 146448 147744 149760 154584 155520 158080 158652 159744 160056 162720 164160 165888 167466 168480 171760 173568 173907 175104 176280 177840 179712 183060 184320 184680 188032 189696 193230 194560 195264 196992 198315 199680 200070 202176 206112 207360 211536 213408 216960 218880 219672 223288 224640 231424 231876 233472 235040 237120 237978 239616 240084 244080 246240 248832 251199 252720 252928 257640 260352 262656 264420 266240 266760 269568 274590 274816 276480 279110 282048 284544 289280 289845 291840 292896 295488 299520 300105 309168 311040 316160 317304 320112 325440 328320 331776 334932 336960 343520 347136 347814 350208 352560 355680 356967 359424 366120 369360 376064 379392 386460 389120 390528 393984 396630 399360 400140 404352 412224 414720 418665 423072 426816 433920 437760 439344 446576 449280 462848 463752 470080 474240 475956 479232 480168 488160 492480 497664 502398 505440 505856 515280 520704 521721 525312 528840 533520 539136 549180 549632 552960 558220 564096 569088 578560 579690 583680 585792 590976 594945 599040 600210 618336 622080 632320 634608 640224 650880 656640 669864 673920 687040 694272 695628 700416 705120 711360 713934 718848 732240 738720 752128 753597 758784 772920 781056 787968 793260 798720 800280 808704 824448 829440 837330 846144 853632 867840 869535 875520 878688 893152 898560 927504 940160 948480 951912 960336 976320 984960 995328 1004796 1010880 1011712 1030560 1041408 1043442 1050624 1057680 1067040 1078272 1098360 1099264 1116440 1128192 1138176 1157120 1159380 1167360 1171584 1181952 1189890 1198080 1200420 1236672 1244160 1255995 1264640 1269216 1280448 1301760 1313280 1339728 1347840 1374080 1388544 1391256 1410240 1422720 1427868 1437696 1464480 1477440 1504256 1507194 1517568 1545840 1562112 1575936 1586520 1600560 1617408 1648896 1658880 1674660 1692288 1707264 1735680 1739070 1751040 1757376 1784835 1786304 1797120 1855008 1880320 1896960 1903824 1920672 1952640 1969920 2009592 2021760 2061120 2082816 2086884 2101248 2115360 2134080 2156544 2196720 2198528 2232880 2256384 2260791 2276352 2314240 2318760 2343168 2363904 2379780 2396160 2400840 2473344 2488320 2511990 2529280 2538432 2560896 2603520 2608605 2626560 2679456 2695680 2748160 2782512 2820480 2845440 2855736 2928960 2954880 3008512 3014388 3035136 3091680 3124224 3151872 3173040 3201120 3234816 3297792 3349320 3384576 3414528 3471360 3478140 3502080 3514752 3569670 3572608 3594240 3710016 3760640 3767985 3793920 3807648 3841344 3905280 3939840 4019184 4043520 4122240 4165632 4173768 4230720 4268160 4313088 4393440 4397056 4465760 4512768 4521582 4552704 4637520 4686336 4727808 4759560 4801680 4946688 4976640 5023980 5058560 5076864 5121792 5207040 5217210 5253120 5358912 5391360 5496320 5565024 5640960 5690880 5711472 5857920 5909760 6017024 6028776 6183360 6248448 6303744 6346080 6402240 6469632 6595584 6698640 6769152 6782373 6829056 6942720 6956280 7029504 7139340 7145216 7188480 7420032 7521280 7535970 7587840 7615296 7682688 7810560 7879680 8038368 8087040 8244480 8347536 8461440 8536320 8786880 8794112 8931520 9025536 9043164 9105408 9275040 9372672 9455616 9519120 9603360 9893376 10047960 10153728 10243584 10414080 10434420 10506240 10717824 10782720 10992640 11130048 11281920 11303955 11381760 11422944 11715840 11819520 12057552 12366720 12496896 12692160 12804480 12939264 13191168 13397280 13538304 13564746 13658112 13912560 14059008 14278680 14290432 14840064 15042560 15071940 15175680 15230592 15365376 15621120 15759360 16076736 16174080 16488960 16695072 16922880 17072640 17573760 17863040 18051072 18086328 18550080 18745344 18911232 19038240 19206720 19786752 20095920 20307456 20487168 20828160 20868840 21435648 21565440 21985280 22260096 22563840 22607910 22763520 22845888 23431680 23639040 24115104 24733440 25384320 25608960 26382336 26794560 27076608 27129492 27316224 27825120 28118016 28557360 28580864 29680128 30085120 30143880 30461184 30730752 31242240 31518720 32153472 32348160 32977920 33390144 33845760 33911865 34145280 35147520 35726080 36172656 37100160 37490688 38076480 38413440 39573504 40191840 40614912 40974336 41737680 42871296 43970560 44520192 45127680 45215820 45527040 45691776 46863360 47278080 48230208 49466880 50768640 51217920 53589120 54153216 54258984 55650240 56236032 57114720 57161728 59360256 60287760 60922368 61461504 62484480 64306944 64696320 65955840 66780288 67691520 67823730 68290560 70295040 71452160 72345312 74200320 76152960 76826880 79147008 80383680 81229824 81948672 83475360 85742592 89040384 90255360 90431640 91383552 93726720 94556160 96460416 98933760 101537280 102435840 107178240 108517968 111300480 112472064 114229440 114323456 118720512 120575520 121844736 122923008 128613888 131911680 133560576 135383040 135647460 136581120 140590080 142904320 144690624 148400640 152305920 153653760 160767360 162459648 166950720 171485184 178080768 180863280 182767104 187453440 192920832 197867520 203074560 204871680 214356480 217035936 222600960 228458880 237441024 241151040 243689472 245846016 257227776 267121152 270766080 271294920 281180160 285808640 289381248 296801280 304611840 307307520 321534720 333901440 342970368 356161536 361726560 365534208 385841664 395735040 406149120 409743360 428712960 434071872 445201920 456917760 482302080 487378944 514455552 534242304 542589840 562360320 571617280 578762496 593602560 609223680 614615040 643069440 667802880 712323072 723453120 731068416 771683328 812298240 857425920 868143744 890403840 913835520 964604160 1028911104 1068484608 1085179680 1157524992 1187205120 1218447360 1229230080 1286138880 1335605760 1446906240 1462136832 1543366656 1714851840 1736287488 1780807680 1827671040 1929208320 2136969216 2170359360 2315049984 2436894720 2572277760 2671211520 2893812480 3086733312 3472574976 3561615360 3655342080 3858416640 4340718720 4630099968 5144555520 5342423040 5787624960 6945149952 7310684160 7716833280 8681437440 9260199936 10684846080 11575249920 13890299904 15433666560 17362874880 23150499840 27780599808 34725749760 46300999680 69451499520 138902999040
• Sum of all divisors σ(n): 571021476480
• Sum of proper divisors (its aliquot sum) s(n): 432118477440
• 138902999040 is an abundant number, because the sum of its proper divisors (432118477440) is greater than itself. Its abundance is 293215478400

Bases of 138902999040

• Binary: 10000001010111010000111001000000000000₂
• Hexadecimal: 0x2057439000
• Base-36: 1RT79C00

Squares and roots of 138902999040

• 138902999040 squared (138902999040²) is 19294043142306240921600
• 138902999040 cubed (138902999040³) is 2680000456073482366119013515264000
• The square root of 138902999040 is 372696.9265234153
• The cube root of 138902999040 is 5178.8962113985

Scales and comparisons

• 138,902,999,040 seconds is equal to 4,416 years, 35 weeks, 4 days, 14 hours, 24 minutes.
• To count from 1 to 138,902,999,040 would take you about eight thousand, eight hundred thirty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 138902999040 cubic inches would be around 431.6 feet tall.

Recreational maths with 138902999040

• 138902999040 backwards is 040999209831
• 138902999040 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138902999040's digits is 54
• More coming soon!