19712918016

Names of 19712918016

• Cardinal: 19712918016 can be written as Nineteen billion, seven hundred twelve million, nine hundred eighteen thousand and sixteen.

Scientific notation

• Scientific notation: 1.9712918016 × 10¹⁰

Factors of 19712918016

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 533

Divisors of 19712918016

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 23 24 32 33 36 37 44 46 48 64 66 69 72 74 88 92 96 99 111 128 132 138 144 148 176 184 192 198 207 222 253 256 264 276 288 296 333 352 368 384 396 407 414 444 457 506 512 528 552 576 592 666 704 736 759 768 792 814 828 851 888 914 1012 1056 1104 1152 1184 1221 1332 1371 1408 1472 1518 1536 1584 1628 1656 1702 1776 1828 2024 2112 2208 2277 2304 2368 2442 2553 2664 2742 2816 2944 3036 3168 3256 3312 3404 3552 3656 3663 4048 4113 4224 4416 4554 4608 4736 4884 5027 5106 5328 5484 5632 5888 6072 6336 6512 6624 6808 7104 7312 7326 7659 8096 8226 8448 8832 9108 9361 9472 9768 10054 10212 10511 10656 10968 11776 12144 12672 13024 13248 13616 14208 14624 14652 15081 15318 16192 16452 16896 16909 17664 18216 18722 18944 19536 20108 20424 21022 21312 21936 24288 25344 26048 26496 27232 28083 28416 29248 29304 30162 30636 31533 32384 32904 33818 35328 36432 37444 39072 40216 40848 42044 42624 43872 45243 48576 50688 50727 52096 52992 54464 56166 56832 58496 58608 60324 61272 63066 64768 65808 67636 72864 74888 78144 80432 81696 84088 84249 85248 87744 90486 94599 97152 101454 104192 105984 108928 112332 115621 116992 117216 120648 122544 126132 129536 131616 135272 145728 149776 152181 156288 160864 163392 168176 168498 170496 175488 180972 185999 189198 194304 202908 208384 217856 224664 231242 233984 234432 241296 245088 252264 263232 270544 291456 299552 304362 312576 321728 326784 336352 336996 346863 350976 361944 371998 378396 388608 388907 405816 435712 449328 462484 468864 482592 490176 504528 526464 541088 557997 582912 599104 608724 625152 643456 653568 672704 673992 693726 701952 723888 743996 756792 777814 811632 898656 924968 937728 965184 980352 1009056 1040589 1052928 1082176 1115994 1165824 1166721 1198208 1217448 1286912 1307136 1345408 1347984 1387452 1447776 1487992 1513584 1555628 1623264 1673991 1797312 1849936 1875456 1930368 1960704 2018112 2081178 2105856 2164352 2231988 2333442 2396416 2434896 2573824 2690816 2695968 2774904 2895552 2975984 3027168 3111256 3246528 3347982 3500163 3594624 3699872 3860736 3921408 4036224 4162356 4277977 4328704 4463976 4666884 4792832 4869792 5381632 5391936 5549808 5791104 5951968 6054336 6222512 6493056 6695964 7000326 7189248 7399744 7721472 8072448 8324712 8555954 8657408 8927952 9333768 9739584 10783872 11099616 11582208 11903936 12108672 12445024 12833931 12986112 13391928 14000652 14378496 14799488 16144896 16649424 17111908 17855904 18667536 19479168 21567744 22199232 23164416 23807872 24217344 24890048 25667862 25972224 26783856 28001304 29598976 33298848 34223816 35711808 37335072 38501793 38958336 43135488 44398464 47615744 48434688 49780096 51335724 53567712 56002608 59197952 66597696 68447632 71423616 74670144 77003586 77916672 88796928 95231488 99560192 102671448 107135424 112005216 133195392 136895264 142847232 149340288 154007172 177593856 199120384 205342896 214270848 224010432 266390784 273790528 285694464 298680576 308014344 410685792 428541696 448020864 532781568 547581056 597361152 616028688 821371584 857083392 896041728 1095162112 1232057376 1642743168 1792083456 2190324224 2464114752 3285486336 4928229504 6570972672 9856459008 19712918016
• Sum of all divisors σ(n): 66659269248
• Sum of proper divisors (its aliquot sum) s(n): 46946351232
• 19712918016 is an abundant number, because the sum of its proper divisors (46946351232) is greater than itself. Its abundance is 27233433216

Bases of 19712918016

• Binary: 10010010110111110110100001000000000₂
• Hexadecimal: 0x496FB4200
• Base-36: 920K8W0

Squares and roots of 19712918016

• 19712918016 squared (19712918016²) is 388599136705537376256
• 19712918016 cubed (19712918016³) is 7660422922964634631358273028096
• The square root of 19712918016 is 140402.6994612283
• The cube root of 19712918016 is 2701.3673008871

Scales and comparisons

• 19,712,918,016 seconds is equal to 626 years, 42 weeks, 18 hours, 33 minutes, 36 seconds.
• To count from 1 to 19,712,918,016 would take you about one thousand, two hundred fifty-three 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 19712918016 cubic inches would be around 225.1 feet tall.

Recreational maths with 19712918016

• 19712918016 backwards is 61081921791
• The number of decimal digits it has is: 11
• The sum of 19712918016's digits is 45
• More coming soon!