990961520640

Names of 990961520640

• Cardinal: 990961520640 can be written as Nine hundred ninety billion, nine hundred sixty-one million, five hundred twenty thousand, six hundred forty.

Scientific notation

• Scientific notation: 9.9096152064 × 10¹¹

Factors of 990961520640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 451

Divisors of 990961520640

• Number of divisors d(n): 624
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 32 35 39 40 42 48 52 56 60 64 65 70 78 80 84 91 96 104 105 112 120 128 130 140 156 160 168 182 192 195 208 210 224 240 256 260 273 280 312 320 336 364 384 390 416 420 421 448 455 480 512 520 546 560 624 640 672 728 768 780 832 840 842 896 910 960 1024 1040 1092 1120 1248 1263 1280 1344 1365 1456 1536 1560 1664 1680 1684 1792 1820 1920 2048 2080 2105 2184 2240 2496 2526 2560 2688 2730 2912 2947 3072 3120 3328 3360 3368 3584 3640 3840 4096 4160 4210 4368 4480 4992 5052 5120 5376 5460 5473 5824 5894 6144 6240 6315 6656 6720 6736 7168 7280 7680 8320 8420 8736 8841 8960 9984 10104 10240 10752 10920 10946 11648 11788 12288 12480 12630 13312 13440 13472 14336 14560 14735 15360 16419 16640 16840 17472 17682 17920 19968 20208 20480 21504 21840 21892 23296 23576 24960 25260 26624 26880 26944 27365 28672 29120 29470 30720 32838 33280 33680 34944 35364 35840 38311 39936 40416 43008 43680 43784 44205 46592 47152 49920 50520 53248 53760 53888 54730 58240 58940 61440 65676 66560 67360 69888 70728 71680 76622 79872 80832 82095 86016 87360 87568 88410 93184 94304 99840 101040 107520 107776 109460 114933 116480 117880 131352 133120 134720 139776 141456 143360 153244 159744 161664 164190 174720 175136 176820 177241 186368 188608 191555 199680 202080 215040 215552 218920 229866 232960 235760 262704 266240 269440 279552 282912 306488 323328 328380 349440 350272 353640 354482 372736 377216 383110 399360 404160 430080 431104 437840 459732 465920 471520 525408 531723 538880 559104 565824 574665 612976 646656 656760 698880 700544 707280 708964 754432 766220 798720 808320 862208 875680 886205 919464 931840 943040 1050816 1063446 1077760 1118208 1131648 1149330 1225952 1240687 1293312 1313520 1397760 1401088 1414560 1417928 1508864 1532440 1616640 1724416 1751360 1772410 1838928 1863680 1886080 2101632 2126892 2155520 2263296 2298660 2304133 2451904 2481374 2586624 2627040 2658615 2795520 2802176 2829120 2835856 3017728 3064880 3233280 3502720 3544820 3677856 3722061 3772160 4203264 4253784 4311040 4526592 4597320 4608266 4903808 4962748 5173248 5254080 5317230 5591040 5604352 5658240 5671712 6035456 6129760 6203435 6466560 6912399 7005440 7089640 7355712 7444122 7544320 8406528 8507568 8622080 9053184 9194640 9216532 9807616 9925496 10508160 10634460 11208704 11316480 11343424 11520665 12070912 12259520 12406870 12933120 13824798 14010880 14179280 14711424 14888244 15088640 16128931 16813056 17015136 18106368 18389280 18433064 18610305 19615232 19850992 21016320 21268920 22417408 22632960 22686848 23041330 24519040 24813740 25866240 27649596 28021760 28358560 29422848 29776488 30177280 32257862 33626112 34030272 34561995 36212736 36778560 36866128 37220610 39230464 39701984 42032640 42537840 45265920 45373696 46082660 48386793 49038080 49627480 55299192 56043520 56717120 58845696 59552976 60354560 64515724 67252224 68060544 69123990 73557120 73732256 74441220 78460928 79403968 80644655 84065280 85075680 90531840 90747392 92165320 96773586 98076160 99254960 110598384 112087040 113434240 117691392 119105952 129031448 136121088 138247980 147114240 147464512 148882440 156921856 158807936 161289310 168130560 170151360 181063680 181494784 184330640 193547172 196152320 198509920 221196768 226868480 235382784 238211904 241933965 258062896 272242176 276495960 294228480 294929024 297764880 317615872 322578620 336261120 340302720 362989568 368661280 387094344 392304640 397019840 442393536 453736960 470765568 476423808 483867930 516125792 544484352 552991920 588456960 589858048 595529760 635231744 645157240 680605440 725979136 737322560 774188688 784609280 794039680 884787072 907473920 952847616 967735860 1032251584 1088968704 1105983840 1176913920 1179716096 1191059520 1270463488 1290314480 1361210880 1474645120 1548377376 1588079360 1769574144 1814947840 1905695232 1935471720 2064503168 2177937408 2211967680 2353827840 2359432192 2382119040 2540926976 2580628960 2722421760 2949290240 3096754752 3176158720 3539148288 3629895680 3811390464 3870943440 4129006336 4423935360 4718864384 4764238080 5081853952 5161257920 5444843520 5898580480 6193509504 6352317440 7078296576 7622780928 7741886880 8258012672 8847870720 9437728768 9528476160 10322515840 10889687040 11797160960 12387019008 12704634880 14156593152 15245561856 15483773760 16516025344 17695741440 19056952320 20645031680 23594321920 24774038016 25409269760 28313186304 30967547520 33032050688 35391482880 38113904640 41290063360 47188643840 49548076032 61935095040 66064101376 70782965760 76227809280 82580126720 99096152064 123870190080 141565931520 165160253440 198192304128 247740380160 330320506880 495480760320 990961520640
• Sum of all divisors σ(n): 3911678757504
• Sum of proper divisors (its aliquot sum) s(n): 2920717236864
• 990961520640 is an abundant number, because the sum of its proper divisors (2920717236864) is greater than itself. Its abundance is 1929755716224

Bases of 990961520640

• Binary: 1110011010111001111010001101000000000000₂
• Hexadecimal: 0xE6B9E8D000
• Base-36: CN8OWIYO

Squares and roots of 990961520640

• 990961520640 squared (990961520640²) is 982004735389141146009600
• 990961520640 cubed (990961520640³) is 973128905856904132193265484038144000
• The square root of 990961520640 is 995470.5021445889
• The cube root of 990961520640 is 9969.7805056729

Scales and comparisons

• 990,961,520,640 seconds is equal to 31,509 years, 26 weeks, 4 days, 1 hour, 4 minutes.
• To count from 1 to 990,961,520,640 would take you about sixty-three thousand and nineteen 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 990961520640 cubic inches would be around 830.8 feet tall.

Recreational maths with 990961520640

• 990961520640 backwards is 046025169099
• The number of decimal digits it has is: 12
• The sum of 990961520640's digits is 51
• More coming soon!