16639691068

Names of 16639691068

• Cardinal: 16639691068 can be written as Sixteen billion, six hundred thirty-nine million, six hundred ninety-one thousand and sixty-eight.

Scientific notation

• Scientific notation: 1.6639691068 × 10¹⁰

Factors of 16639691068

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1805

Divisors of 16639691068

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 11 13 14 22 26 28 31 44 49 52 62 77 91 98 121 124 143 154 182 196 217 242 286 308 341 364 403 434 484 539 572 637 682 806 847 868 1001 1078 1274 1364 1519 1573 1612 1694 1741 2002 2156 2387 2548 2821 3038 3146 3388 3482 3751 4004 4433 4774 5642 5929 6076 6292 6964 7007 7502 8866 9548 11011 11284 11858 12187 14014 15004 16709 17732 19151 19747 22022 22633 23716 24374 26257 28028 31031 33418 38302 39494 44044 45266 48748 48763 52514 53971 62062 66836 76604 77077 78988 85309 90532 97526 105028 107942 124124 134057 154154 158431 170618 183799 195052 210661 215884 217217 248963 268114 308308 316862 341236 341341 367598 377797 421322 434434 497926 536228 593681 633724 682682 701623 735196 755594 842644 868868 938399 995852 1109017 1187362 1365364 1403246 1474627 1511188 1742741 1876798 2218034 2374724 2389387 2644579 2738593 2806492 2949254 3485482 3753596 4155767 4436068 4778774 4911361 5289158 5477186 5898508 6530491 6970964 7717853 8311534 9557548 9822722 10322389 10578316 10954372 12199187 13060982 15435706 16623068 19170151 19645444 20644778 24398374 26121964 29090369 30871412 34379527 38340302 41289556 45713437 48796748 54024971 58180738 68759054 76680604 84896383 91426874 108049942 116361476 134191057 137518108 169792766 182853748 216099884 268382114 319994059 339585532 378174797 536764228 594274681 639988118 756349594 1188549362 1279976236 1512699188 2377098724 4159922767 8319845534 16639691068
• Sum of all divisors σ(n): 41414335872
• Sum of proper divisors (its aliquot sum) s(n): 24774644804
• 16639691068 is an abundant number, because the sum of its proper divisors (24774644804) is greater than itself. Its abundance is 8134953736

Bases of 16639691068

• Binary: 1111011111110011011000100100111100₂
• Hexadecimal: 0x3DFCD893C
• Base-36: 7N6UBSS

Squares and roots of 16639691068

• 16639691068 squared (16639691068²) is 276879318838478980624
• 16639691068 cubed (16639691068³) is 4607186328590562828594917866432
• The square root of 16639691068 is 128994.9265203869
• The cube root of 16639691068 is 2552.9859200887

Scales and comparisons

• 16,639,691,068 seconds is equal to 529 years, 4 weeks, 5 days, 24 minutes, 28 seconds.
• To count from 1 to 16,639,691,068 would take you about one thousand and fifty-eight 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 16639691068 cubic inches would be around 212.7 feet tall.

Recreational maths with 16639691068

• 16639691068 backwards is 86019693661
• The number of decimal digits it has is: 11
• The sum of 16639691068's digits is 55
• More coming soon!