18338930688

Names of 18338930688

• Cardinal: 18338930688 can be written as Eighteen billion, three hundred thirty-eight million, nine hundred thirty thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 1.8338930688 × 10¹⁰

Factors of 18338930688

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1020

Divisors of 18338930688

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 61 64 78 96 104 122 128 156 183 192 208 244 256 312 366 384 416 488 512 624 732 768 793 832 941 976 1024 1248 1464 1536 1586 1664 1882 1952 2048 2379 2496 2823 2928 3072 3172 3328 3764 3904 4096 4758 4992 5646 5856 6144 6344 6656 7528 7808 8192 9516 9984 11292 11712 12233 12288 12688 13312 15056 15616 19032 19968 22584 23424 24466 24576 25376 26624 30112 31232 36699 38064 39936 45168 46848 48932 50752 53248 57401 60224 62464 73398 76128 79872 90336 93696 97864 101504 106496 114802 120448 124928 146796 152256 159744 172203 180672 187392 195728 203008 229604 240896 249856 293592 304512 319488 344406 361344 374784 391456 406016 459208 481792 499712 587184 609024 688812 722688 746213 749568 782912 812032 918416 963584 1174368 1218048 1377624 1445376 1492426 1499136 1565824 1624064 1836832 1927168 2238639 2348736 2436096 2755248 2890752 2984852 3131648 3248128 3673664 3854336 4477278 4697472 4872192 5510496 5781504 5969704 6263296 6496256 7347328 7708672 8954556 9394944 9744384 11020992 11563008 11939408 12526592 14694656 17909112 18789888 19488768 22041984 23126016 23878816 25053184 29389312 35818224 37579776 44083968 47757632 50106368 58778624 71636448 75159552 88167936 95515264 100212736 117557248 143272896 150319104 176335872 191030528 235114496 286545792 300638208 352671744 382061056 470228992 573091584 705343488 764122112 1146183168 1410686976 1528244224 2292366336 3056488448 4584732672 6112976896 9169465344 18338930688
• Sum of all divisors σ(n): 53582632992
• Sum of proper divisors (its aliquot sum) s(n): 35243702304
• 18338930688 is an abundant number, because the sum of its proper divisors (35243702304) is greater than itself. Its abundance is 16904771616

Bases of 18338930688

• Binary: 10001000101000101011110000000000000₂
• Hexadecimal: 0x44515E000
• Base-36: 8FAIXHC

Squares and roots of 18338930688

• 18338930688 squared (18338930688²) is 336316378779268153344
• 18338930688 cubed (18338930688³) is 6167682759672152715541371420672
• The square root of 18338930688 is 135421.3081017903
• The cube root of 18338930688 is 2637.0882865745

Scales and comparisons

• 18,338,930,688 seconds is equal to 583 years, 6 weeks, 2 days, 3 hours, 24 minutes, 48 seconds.
• To count from 1 to 18,338,930,688 would take you about one thousand, one hundred sixty-six 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 18338930688 cubic inches would be around 219.8 feet tall.

Recreational maths with 18338930688

• 18338930688 backwards is 88603983381
• The number of decimal digits it has is: 11
• The sum of 18338930688's digits is 57
• More coming soon!