990521068160

Names of 990521068160

• Cardinal: 990521068160 can be written as Nine hundred ninety billion, five hundred twenty-one million, sixty-eight thousand, one hundred sixty.

Scientific notation

• Scientific notation: 9.9052106816 × 10¹¹

Factors of 990521068160

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 45447

Divisors of 990521068160

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 37 40 52 64 65 71 74 80 104 128 130 142 148 160 185 208 260 284 296 320 355 370 416 481 520 568 592 640 710 740 832 923 962 1040 1136 1184 1420 1480 1664 1846 1924 2080 2272 2368 2405 2627 2840 2960 3692 3848 4160 4544 4615 4736 4810 5254 5680 5920 7384 7696 8320 9088 9230 9620 10508 11360 11840 13135 14768 15392 18460 19240 21016 22720 23680 26270 29536 30784 34151 36920 38480 42032 45319 45440 52540 59072 61568 68302 73840 76960 84064 90638 105080 118144 136604 147680 153920 168128 170755 181276 210160 226595 273208 295360 307840 336256 341510 362552 420320 453190 546416 589147 590720 683020 725104 840640 906380 1092832 1178294 1366040 1450208 1676803 1681280 1812760 2185664 2356588 2732080 2900416 2945735 3217649 3353606 3625520 4371328 4713176 5464160 5800832 5891470 6435298 6707212 7251040 8384015 9426352 10928320 11782940 12870596 13414424 14502080 16088245 16768030 18852704 21798439 21856640 23565880 25741192 26828848 29004160 32176490 33536060 37705408 41829437 43596878 47131760 51482384 53657696 64352980 67072120 75410816 83658874 87193756 94263520 102964768 107315392 108992195 119053013 128705960 134144240 167317748 174387512 188527040 205929536 209147185 214630784 217984390 238106026 257411920 268288480 334635496 348775024 377054080 411859072 418294370 435968780 476212052 514823840 536576960 595265065 669270992 697550048 836588740 871937560 952424104 1029647680 1073153920 1190530130 1338541984 1395100096 1547689169 1673177480 1743875120 1904848208 2059295360 2381060260 2677083968 2790200192 3095378338 3346354960 3487750240 3809696416 4762120520 5354167936 6190756676 6692709920 6975500480 7619392832 7738445845 9524241040 12381513352 13385419840 13951000960 15238785664 15476891690 19048482080 24763026704 26770839680 30953783380 38096964160 49526053408 61907566760 76193928320 99052106816 123815133520 198104213632 247630267040 495260534080 990521068160
• Sum of all divisors σ(n): 2655984038400
• Sum of proper divisors (its aliquot sum) s(n): 1665462970240
• 990521068160 is an abundant number, because the sum of its proper divisors (1665462970240) is greater than itself. Its abundance is 674941902080

Bases of 990521068160

• Binary: 1110011010011111101010000000101010000000₂
• Hexadecimal: 0xE69FA80A80
• Base-36: CN1EO3NK

Squares and roots of 990521068160

• 990521068160 squared (990521068160²) is 981131986468827365785600
• 990521068160 cubed (990521068160³) is 971831903243045548900591549546496000
• The square root of 990521068160 is 995249.2492637209
• The cube root of 990521068160 is 9968.3031979587

Scales and comparisons

• 990,521,068,160 seconds is equal to 31,495 years, 26 weeks, 2 days, 5 hours, 9 minutes, 20 seconds.
• To count from 1 to 990,521,068,160 would take you about sixty-two thousand, nine hundred ninety-one 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 990521068160 cubic inches would be around 830.7 feet tall.

Recreational maths with 990521068160

• 990521068160 backwards is 061860125099
• The number of decimal digits it has is: 12
• The sum of 990521068160's digits is 47
• More coming soon!