138231152640

Names of 138231152640

• Cardinal: 138231152640 can be written as One hundred thirty-eight billion, two hundred thirty-one million, one hundred fifty-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.3823115264 × 10¹¹

Factors of 138231152640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 27
• Sum of prime factors: 48

Divisors of 138231152640

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 31 32 35 36 40 42 45 48 54 56 60 62 63 64 70 72 80 81 84 90 93 96 105 108 112 120 124 126 128 135 140 144 155 160 162 168 180 186 189 192 210 216 217 224 240 243 248 252 256 270 279 280 288 310 315 320 324 336 360 372 378 384 405 420 432 434 448 465 480 486 496 504 512 540 558 560 567 576 620 630 640 648 651 672 720 744 756 768 810 837 840 864 868 896 930 945 960 972 992 1008 1024 1080 1085 1116 1120 1134 1152 1215 1240 1260 1280 1296 1302 1344 1395 1440 1488 1512 1536 1620 1674 1680 1701 1728 1736 1792 1860 1890 1920 1944 1953 1984 2016 2048 2160 2170 2232 2240 2268 2304 2430 2480 2511 2520 2560 2592 2604 2688 2790 2835 2880 2976 3024 3072 3240 3255 3348 3360 3402 3456 3472 3584 3720 3780 3840 3888 3906 3968 4032 4096 4185 4320 4340 4464 4480 4536 4608 4860 4960 5022 5040 5120 5184 5208 5376 5580 5670 5760 5859 5952 6048 6144 6480 6510 6696 6720 6804 6912 6944 7168 7440 7533 7560 7680 7776 7812 7936 8064 8192 8370 8505 8640 8680 8928 8960 9072 9216 9720 9765 9920 10044 10080 10240 10368 10416 10752 11160 11340 11520 11718 11904 12096 12288 12555 12960 13020 13392 13440 13608 13824 13888 14336 14880 15066 15120 15360 15552 15624 15872 16128 16384 16740 17010 17280 17360 17577 17856 17920 18144 18432 19440 19530 19840 20088 20160 20480 20736 20832 21504 22320 22680 23040 23436 23808 24192 24576 25110 25920 26040 26784 26880 27216 27648 27776 28672 29295 29760 30132 30240 30720 31104 31248 31744 32256 32768 33480 34020 34560 34720 35154 35712 35840 36288 36864 37665 38880 39060 39680 40176 40320 40960 41472 41664 43008 44640 45360 46080 46872 47616 48384 49152 50220 51840 52080 52731 53568 53760 54432 55296 55552 57344 58590 59520 60264 60480 61440 62208 62496 63488 64512 65536 66960 68040 69120 69440 70308 71424 71680 72576 73728 75330 77760 78120 79360 80352 80640 81920 82944 83328 86016 87885 89280 90720 92160 93744 95232 96768 98304 100440 103680 104160 105462 107136 107520 108864 110592 111104 114688 117180 119040 120528 120960 122880 124416 124992 126976 129024 131072 133920 136080 138240 138880 140616 142848 143360 145152 147456 150660 155520 156240 158720 160704 161280 163840 165888 166656 172032 175770 178560 181440 184320 187488 190464 193536 196608 200880 207360 208320 210924 214272 215040 217728 221184 222208 229376 234360 238080 241056 241920 245760 248832 249984 253952 258048 262144 263655 267840 272160 276480 277760 281232 285696 286720 290304 294912 301320 311040 312480 317440 321408 322560 327680 331776 333312 344064 351540 357120 362880 368640 374976 380928 387072 393216 401760 414720 416640 421848 428544 430080 435456 442368 444416 458752 468720 476160 482112 483840 491520 497664 499968 507904 516096 524288 527310 535680 544320 552960 555520 562464 571392 573440 580608 589824 602640 622080 624960 634880 642816 645120 655360 663552 666624 688128 703080 714240 725760 737280 749952 761856 774144 786432 803520 829440 833280 843696 857088 860160 870912 884736 888832 917504 937440 952320 964224 967680 983040 995328 999936 1015808 1032192 1054620 1071360 1088640 1105920 1111040 1124928 1142784 1146880 1161216 1179648 1205280 1244160 1249920 1269760 1285632 1290240 1310720 1327104 1333248 1376256 1406160 1428480 1451520 1474560 1499904 1523712 1548288 1572864 1607040 1658880 1666560 1687392 1714176 1720320 1741824 1769472 1777664 1835008 1874880 1904640 1928448 1935360 1966080 1990656 1999872 2031616 2064384 2109240 2142720 2177280 2211840 2222080 2249856 2285568 2293760 2322432 2359296 2410560 2488320 2499840 2539520 2571264 2580480 2621440 2654208 2666496 2752512 2812320 2856960 2903040 2949120 2999808 3047424 3096576 3214080 3317760 3333120 3374784 3428352 3440640 3483648 3538944 3555328 3670016 3749760 3809280 3856896 3870720 3932160 3981312 3999744 4063232 4128768 4218480 4285440 4354560 4423680 4444160 4499712 4571136 4587520 4644864 4718592 4821120 4976640 4999680 5079040 5142528 5160960 5308416 5332992 5505024 5624640 5713920 5806080 5898240 5999616 6094848 6193152 6428160 6635520 6666240 6749568 6856704 6881280 6967296 7077888 7110656 7499520 7618560 7713792 7741440 7864320 7962624 7999488 8126464 8257536 8436960 8570880 8709120 8847360 8888320 8999424 9142272 9175040 9289728 9642240 9953280 9999360 10158080 10285056 10321920 10616832 10665984 11010048 11249280 11427840 11612160 11796480 11999232 12189696 12386304 12856320 13271040 13332480 13499136 13713408 13762560 13934592 14155776 14221312 14999040 15237120 15427584 15482880 15925248 15998976 16252928 16515072 16873920 17141760 17418240 17694720 17776640 17998848 18284544 18350080 18579456 19284480 19906560 19998720 20316160 20570112 20643840 21233664 21331968 22498560 22855680 23224320 23592960 23998464 24379392 24772608 25712640 26542080 26664960 26998272 27426816 27525120 27869184 28442624 29998080 30474240 30855168 30965760 31850496 31997952 33030144 33747840 34283520 34836480 35389440 35553280 35997696 36569088 37158912 38568960 39813120 39997440 40632320 41140224 41287680 42467328 42663936 44997120 45711360 46448640 47996928 48758784 49545216 51425280 53084160 53329920 53996544 54853632 55050240 55738368 56885248 59996160 60948480 61710336 61931520 63700992 63995904 67495680 68567040 69672960 70778880 71106560 71995392 73138176 74317824 77137920 79626240 79994880 81264640 82280448 82575360 85327872 89994240 91422720 92897280 95993856 99090432 102850560 106168320 106659840 107993088 109707264 111476736 113770496 119992320 121896960 123420672 123863040 127401984 127991808 134991360 137134080 139345920 142213120 143990784 146276352 148635648 154275840 159252480 159989760 164560896 165150720 170655744 179988480 182845440 185794560 191987712 205701120 212336640 213319680 215986176 219414528 222953472 239984640 243793920 246841344 247726080 255983616 269982720 274268160 278691840 284426240 287981568 297271296 308551680 318504960 319979520 329121792 341311488 359976960 365690880 371589120 383975424 411402240 426639360 431972352 438829056 445906944 479969280 493682688 495452160 511967232 539965440 548536320 557383680 568852480 575963136 617103360 637009920 639959040 658243584 719953920 731381760 743178240 767950848 822804480 853278720 863944704 891813888 959938560 987365376 1023934464 1079930880 1097072640 1114767360 1151926272 1234206720 1279918080 1316487168 1439907840 1486356480 1535901696 1645608960 1706557440 1727889408 1919877120 1974730752 2159861760 2194145280 2229534720 2303852544 2468413440 2559836160 2879815680 3071803392 3291217920 3455778816 3839754240 3949461504 4319723520 4459069440 4607705088 4936826880 5119672320 5759631360 6582435840 6911557632 7679508480 8639447040 9215410176 9873653760 11519262720 13823115264 15359016960 17278894080 19747307520 23038525440 27646230528 34557788160 46077050880 69115576320 138231152640
• Sum of all divisors σ(n): 586262476800
• Sum of proper divisors (its aliquot sum) s(n): 448031324160
• 138231152640 is an abundant number, because the sum of its proper divisors (448031324160) is greater than itself. Its abundance is 309800171520

Bases of 138231152640

• Binary: 10000000101111001110000000000000000000₂
• Hexadecimal: 0x202F380000
• Base-36: 1RI39C00

Squares and roots of 138231152640

• 138231152640 squared (138231152640²) is 19107851560182978969600
• 138231152640 cubed (138231152640³) is 2641300345638115512276687519744000
• The square root of 138231152640 is 371794.5032407015
• The cube root of 138231152640 is 5170.5329466671

Scales and comparisons

• 138,231,152,640 seconds is equal to 4,395 years, 16 weeks, 5 days, 14 hours, 24 minutes.
• To count from 1 to 138,231,152,640 would take you about eight thousand, seven hundred ninety 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 138231152640 cubic inches would be around 430.9 feet tall.

Recreational maths with 138231152640

• 138231152640 backwards is 046251132831
• 138231152640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138231152640's digits is 36
• More coming soon!