81048038400

Names of 81048038400

• Cardinal: 81048038400 can be written as Eighty-one billion, forty-eight million, thirty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 8.10480384 × 10¹⁰

Factors of 81048038400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 2410

Divisors of 81048038400

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 25 27 28 30 32 35 36 40 42 45 48 49 50 54 56 60 63 64 70 72 75 80 84 90 96 98 100 105 108 112 120 126 128 135 140 144 147 150 160 168 175 180 189 192 196 200 210 216 224 225 240 245 252 256 270 280 288 294 300 315 320 336 350 360 378 384 392 400 420 432 441 448 450 480 490 504 512 525 540 560 576 588 600 630 640 672 675 700 720 735 756 768 784 800 840 864 882 896 900 945 960 980 1008 1024 1050 1080 1120 1152 1176 1200 1225 1260 1280 1323 1344 1350 1400 1440 1470 1512 1536 1568 1575 1600 1680 1728 1764 1792 1800 1890 1920 1960 2016 2100 2160 2205 2240 2304 2352 2393 2400 2450 2520 2560 2646 2688 2700 2800 2880 2940 3024 3072 3136 3150 3200 3360 3456 3528 3584 3600 3675 3780 3840 3920 4032 4200 4320 4410 4480 4608 4704 4725 4786 4800 4900 5040 5120 5292 5376 5400 5600 5760 5880 6048 6272 6300 6400 6615 6720 6912 7056 7168 7179 7200 7350 7560 7680 7840 8064 8400 8640 8820 8960 9216 9408 9450 9572 9600 9800 10080 10584 10752 10800 11025 11200 11520 11760 11965 12096 12544 12600 12800 13230 13440 13824 14112 14358 14400 14700 15120 15360 15680 16128 16751 16800 17280 17640 17920 18816 18900 19144 19200 19600 20160 21168 21504 21537 21600 22050 22400 23040 23520 23930 24192 25088 25200 25600 26460 26880 27648 28224 28716 28800 29400 30240 31360 32256 33075 33502 33600 34560 35280 35840 35895 37632 37800 38288 38400 39200 40320 42336 43074 43200 44100 44800 46080 47040 47860 48384 50176 50253 50400 52920 53760 56448 57432 57600 58800 59825 60480 62720 64512 64611 66150 67004 67200 69120 70560 71790 75264 75600 76576 76800 78400 80640 83755 84672 86148 86400 88200 89600 94080 95720 96768 100506 100800 105840 107520 107685 112896 114864 115200 117257 117600 119650 120960 125440 129222 132300 134008 134400 138240 141120 143580 150528 150759 151200 153152 156800 161280 167510 169344 172296 172800 176400 179200 179475 188160 191440 193536 201012 201600 211680 215370 225792 229728 230400 234514 235200 239300 241920 250880 251265 258444 264600 268016 268800 282240 287160 301518 302400 306304 313600 322560 323055 335020 338688 344592 345600 351771 352800 358950 376320 382880 402024 403200 418775 423360 430740 451584 452277 459456 469028 470400 478600 483840 502530 516888 529200 536032 537600 538425 564480 574320 586285 603036 604800 612608 627200 646110 670040 677376 689184 691200 703542 705600 717900 752640 753795 765760 804048 806400 837550 846720 861480 904554 918912 938056 940800 957200 967680 1005060 1033776 1055313 1058400 1072064 1076850 1128960 1148640 1172570 1206072 1209600 1225216 1254400 1256325 1292220 1340080 1354752 1378368 1407084 1411200 1435800 1507590 1531520 1608096 1612800 1615275 1675100 1693440 1722960 1758855 1809108 1837824 1876112 1881600 1914400 2010120 2067552 2110626 2116800 2144128 2153700 2257920 2261385 2297280 2345140 2412144 2419200 2450432 2512650 2584440 2680160 2756736 2814168 2822400 2871600 2931425 3015180 3063040 3165939 3216192 3230550 3350200 3386880 3445920 3517710 3618216 3675648 3752224 3763200 3768975 3828800 4020240 4135104 4221252 4233600 4288256 4307400 4522770 4594560 4690280 4824288 4838400 5025300 5168880 5276565 5360320 5513472 5628336 5644800 5743200 5862850 6030360 6126080 6331878 6432384 6461100 6700400 6773760 6891840 7035420 7236432 7351296 7504448 7537950 7657600 8040480 8270208 8442504 8467200 8576512 8614800 8794275 9045540 9189120 9380560 9648576 10050600 10337760 10553130 10720640 11026944 11256672 11289600 11306925 11486400 11725700 12060720 12252160 12663756 12864768 12922200 13400800 13783680 14070840 14472864 15008896 15075900 15315200 15829695 16080960 16540416 16885008 16934400 17153024 17229600 17588550 18091080 18378240 18761120 19297152 20101200 20675520 21106260 21441280 22053888 22513344 22613850 22972800 23451400 24121440 25327512 25729536 25844400 26382825 26801600 27567360 28141680 28945728 30017792 30151800 30630400 31659390 32161920 33080832 33770016 33868800 34459200 35177100 36182160 36756480 37522240 38594304 40202400 41351040 42212520 42882560 45026688 45227700 45945600 46902800 48242880 50655024 51459072 51688800 52765650 53603200 55134720 56283360 57891456 60035584 60303600 61260800 63318780 64323840 66161664 67540032 68918400 70354200 72364320 75044480 77188608 79148475 80404800 82702080 84425040 85765120 90053376 90455400 91891200 93805600 96485760 101310048 103377600 105531300 107206400 110269440 112566720 115782912 120071168 120607200 126637560 128647680 135080064 137836800 140708400 144728640 150088960 154377216 158296950 160809600 165404160 168850080 180106752 180910800 183782400 187611200 192971520 202620096 206755200 211062600 214412800 225133440 231565824 241214400 253275120 257295360 270160128 275673600 281416800 289457280 300177920 316593900 321619200 330808320 337700160 360213504 361821600 375222400 385943040 405240192 413510400 422125200 428825600 450266880 463131648 482428800 506550240 540320256 551347200 562833600 578914560 600355840 633187800 643238400 675400320 723643200 750444800 771886080 810480384 827020800 844250400 900533760 964857600 1013100480 1080640512 1125667200 1157829120 1266375600 1286476800 1350800640 1447286400 1500889600 1620960768 1654041600 1688500800 1801067520 1929715200 2026200960 2251334400 2315658240 2532751200 2701601280 2894572800 3001779200 3241921536 3377001600 3859430400 4052401920 4502668800 5065502400 5403202560 5789145600 6754003200 8104803840 9005337600 10131004800 11578291200 13508006400 16209607680 20262009600 27016012800 40524019200 81048038400
• Sum of all divisors σ(n): 346368612240
• Sum of proper divisors (its aliquot sum) s(n): 265320573840
• 81048038400 is an abundant number, because the sum of its proper divisors (265320573840) is greater than itself. Its abundance is 184272535440

Bases of 81048038400

• Binary: 1001011011110110101101110110000000000₂
• Hexadecimal: 0x12DED6EC00
• Base-36: 118DWQO0

Squares and roots of 81048038400

• 81048038400 squared (81048038400²) is 6568784528487874560000
• 81048038400 cubed (81048038400³) is 532387100706211151273263104000000
• The square root of 81048038400 is 284689.3717721123
• The cube root of 81048038400 is 4327.6038920299

Scales and comparisons

• 81,048,038,400 seconds is equal to 2,577 years, 4 weeks.
• To count from 1 to 81,048,038,400 would take you about five thousand, one hundred fifty-four 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 81048038400 cubic inches would be around 360.6 feet tall.

Recreational maths with 81048038400

• 81048038400 backwards is 00483084018
• 81048038400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 81048038400's digits is 36
• More coming soon!