19718945831376

Names of 19718945831376

• Cardinal: 19718945831376 can be written as Nineteen trillion, seven hundred eighteen billion, nine hundred forty-five million, eight hundred thirty-one thousand, three hundred seventy-six.

Scientific notation

• Scientific notation: 1.9718945831376 × 10¹³

Factors of 19718945831376

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1009374

Divisors of 19718945831376

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 33 36 44 48 54 66 72 81 88 99 108 132 144 162 176 198 216 243 264 297 324 396 432 457 486 528 594 648 792 891 914 972 1188 1296 1371 1584 1782 1828 1944 2376 2673 2742 3564 3656 3888 4113 4752 5027 5346 5484 7128 7312 8226 10054 10692 10968 12339 14256 15081 16452 20108 21384 21936 24678 30162 32904 37017 40216 42768 45243 49356 60324 65808 74034 80432 90486 98712 111051 120648 135729 148068 180972 197424 222102 241296 271458 296136 361944 407187 444204 542916 592272 723888 814374 888408 1008901 1085832 1221561 1628748 1776816 2017802 2171664 2443122 3026703 3257496 4035604 4886244 6053406 6514992 8071208 9080109 9772488 11097911 12106812 16142416 18160218 19544976 22195822 24213624 27240327 33293733 36320436 44391644 48427248 54480654 66587466 72640872 81720981 88783288 99881199 108961308 133174932 145281744 163441962 177566576 199762398 217922616 245162943 266349864 299643597 326883924 399524796 435845232 461067757 490325886 532699728 599287194 653767848 799049592 898930791 922135514 980651772 1198574388 1307535696 1383203271 1598099184 1797861582 1844271028 1961303544 2397148776 2696792373 2766406542 3595723164 3688542056 3922607088 4149609813 4794297552 5071745327 5393584746 5532813084 7191446328 7377084112 8299219626 10143490654 10787169492 11065626168 12448829439 14382892656 15215235981 16598439252 20286981308 21574338984 22131252336 24897658878 30430471962 33196878504 37346488317 40573962616 43148677968 45645707943 49795317756 60860943924 66393757008 74692976634 81147925232 91291415886 99590635512 112039464951 121721887848 136937123829 149385953268 182582831772 199181271024 224078929902 243443775696 273874247658 298771906536 365165663544 410811371487 448157859804 547748495316 597543813072 730331327088 821622742974 896315719608 1095496990632 1232434114461 1643245485948 1792631439216 2190993981264 2464868228922 3286490971896 4929736457844 6572981943792 9859472915688 19718945831376
• Sum of all divisors σ(n): 62568938123328
• Sum of proper divisors (its aliquot sum) s(n): 42849992291952
• 19718945831376 is an abundant number, because the sum of its proper divisors (42849992291952) is greater than itself. Its abundance is 23131046460576

Bases of 19718945831376

• Binary: 100011110111100101100110000101111100111010000₂
• Hexadecimal: 0x11EF2CC2F9D0
• Base-36: 6ZMRB7X00

Squares and roots of 19718945831376

• 19718945831376 squared (19718945831376²) is 388836824700740927826053376
• 19718945831376 cubed (19718945831376³) is 7667452283518155787454105700721271525376
• The square root of 19718945831376 is 4440601.9672310195
• The cube root of 19718945831376 is 27016.4261415983

Scales and comparisons

• 19,718,945,831,376 seconds is equal to 627,001 years, 25 weeks, 17 hours, 9 minutes, 36 seconds.
• To count from 1 to 19,718,945,831,376 would take you about one million, five hundred sixty-seven thousand, five hundred 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 19718945831376 cubic inches would be around 2251.4 feet tall.

Recreational maths with 19718945831376

• 19718945831376 backwards is 67313854981791
• 19718945831376 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 19718945831376's digits is 72
• More coming soon!