998992338650066944

Names of 998992338650066944

• Cardinal: 998992338650066944 can be written as Nine hundred ninety-eight quadrillion, nine hundred ninety-two trillion, three hundred thirty-eight billion, six hundred fifty million, sixty-six thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 9.98992338650066944 × 10¹⁷

Factors of 998992338650066944

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1498

Divisors of 998992338650066944

• Number of divisors d(n): 156
• Complete list of divisors:
  1 2 4 8 16 32 43 64 86 128 172 256 344 512 688 1024 1376 1453 1849 2048 2752 2906 3698 4096 5504 5812 7396 11008 11624 14792 22016 23248 29584 44032 46496 59168 62479 79507 88064 92992 118336 124958 159014 176128 185984 236672 249916 318028 371968 473344 499832 636056 743936 946688 999664 1272112 1487872 1893376 1999328 2111209 2544224 2686597 2975744 3786752 3998656 4222418 5088448 5373194 5951488 7573504 7997312 8444836 10176896 10746388 15994624 16889672 20353792 21492776 31989248 33779344 40707584 42985552 63978496 67558688 81415168 85971104 90781987 115523671 127956992 135117376 162830336 171942208 181563974 231047342 255913984 270234752 325660672 343884416 363127948 462094684 540469504 687768832 726255896 924189368 1080939008 1375537664 1452511792 1848378736 2161878016 2751075328 2905023584 3696757472 3903625441 4323756032 5502150656 5810047168 7393514944 7807250882 8647512064 11004301312 11620094336 14787029888 15614501764 23240188672 29574059776 31229003528 46480377344 59148119552 62458007056 92960754688 118296239104 124916014112 167855893963 185921509376 236592478208 249832028224 335711787926 371843018752 473184956416 499664056448 671423575852 999328112896 1342847151704 1998656225792 2685694303408 3997312451584 5371388606816 7994624903168 10742777213632 15989249806336 21485554427264 42971108854528 85942217709056 171884435418112 343768870836224 687537741672448
• Sum of all divisors σ(n): 999713413470720696
• Sum of proper divisors (its aliquot sum) s(n): 721074820653752
• 998992338650066944 is a deficient number, because the sum of its proper divisors (721074820653752) is less than itself. Its deficiency is 998271263829413192

Bases of 998992338650066944

• Binary: 110111011101001000100011110100110110100100101111000000000000₂
• Hexadecimal: 0xDDD223D3692F000
• Base-36: 7L8H88RIF75S

Squares and roots of 998992338650066944

• 998992338650066944 squared (998992338650066944²) is 997985692681530036908737175681499136
• 998992338650066944 cubed (998992338650066944³) is 996980061071228690385891040099047547912083228678160384
• The square root of 998992338650066944 is 999496042.3383711147
• 998992338650066944 is a perfect cube number. Its cube root is 999664

Scales and comparisons

• 998,992,338,650,066,944 seconds is equal to 31,764,866,282 years, 45 weeks, 5 days, 8 hours, 49 minutes, 4 seconds.
• To count from 1 to 998,992,338,650,066,944 would take you about ninety-five billion, two hundred ninety-four million, five hundred ninety-eight thousand, eight hundred forty-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 998992338650066944 cubic inches would be around 83305.3 feet tall.

Recreational maths with 998992338650066944

• 998992338650066944 backwards is 449660056833299899
• The number of decimal digits it has is: 18
• The sum of 998992338650066944's digits is 100
• More coming soon!