813998342037618

Names of 813998342037618

• Cardinal: 813998342037618 can be written as Eight hundred thirteen trillion, nine hundred ninety-eight billion, three hundred forty-two million, thirty-seven thousand, six hundred eighteen.

Scientific notation

• Scientific notation: 8.13998342037618 × 10¹⁴

Factors of 813998342037618

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 685

Divisors of 813998342037618

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 162 271 409 542 813 818 1227 1626 2439 2454 3681 4878 7317 7362 11043 14634 21951 22086 33129 43902 66258 73441 110839 146882 167281 220323 221678 332517 334562 440646 501843 660969 665034 997551 1003686 1321938 1505529 1982907 1995102 2992653 3011058 3965814 4516587 5948721 5985306 8977959 9033174 11897442 13549761 17955918 27099522 30037369 45333151 60074738 68417929 90112107 90666302 135999453 136835858 180224214 205253787 270336321 271998906 407998359 410507574 540672642 615761361 811008963 815996718 1223995077 1231522722 1622017926 1847284083 2433026889 2447990154 3671985231 3694568166 4866053778 5541852249 7343970462 11083704498 12285283921 18541258759 24570567842 36855851763 37082517518 55623776277 73711703526 110567555289 111247552554 166871328831 221135110578 331702665867 333742657662 500613986493 663405331734 995107997601 1001227972986 1501841959479 1990215995202 3003683918958 5024681123689 10049362247378 15074043371067 30148086742134 45222130113201 90444260226402 135666390339603 271332780679206 406999171018809 813998342037618
• Sum of all divisors σ(n): 1835201605962780
• Sum of proper divisors (its aliquot sum) s(n): 1021203263925162
• 813998342037618 is an abundant number, because the sum of its proper divisors (1021203263925162) is greater than itself. Its abundance is 207204921887544

Bases of 813998342037618

• Binary: 10111001000101001111000010000001100110000001110010₂
• Hexadecimal: 0x2E453C2066072
• Base-36: 80JDOC194I

Squares and roots of 813998342037618

• 813998342037618 squared (813998342037618²) is 662593300839990943260127113924
• 813998342037618 cubed (813998342037618³) is 539349848328985269899758324746940575779593032
• The square root of 813998342037618 is 28530656.1795837075
• The cube root of 813998342037618 is 93370.1034753765

Scales and comparisons

• 813,998,342,037,618 seconds is equal to 25,882,629 years, 21 weeks, 3 days, 22 hours, 18 seconds.
• To count from 1 to 813,998,342,037,618 would take you about sixty-four million, seven hundred six thousand, five hundred seventy-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 813998342037618 cubic inches would be around 7780.8 feet tall.

Recreational maths with 813998342037618

• 813998342037618 backwards is 816730243899318
• The number of decimal digits it has is: 15
• The sum of 813998342037618's digits is 72
• More coming soon!