1021229817238891904

Names of 1021229817238891904

• Cardinal: 1021229817238891904 can be written as One quintillion, twenty-one quadrillion, two hundred twenty-nine trillion, eight hundred seventeen billion, two hundred thirty-eight million, eight hundred ninety-one thousand, nine hundred four.

Scientific notation

• Scientific notation: 1.021229817238891904 × 10¹⁸

Factors of 1021229817238891904

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 889270139

Divisors of 1021229817238891904

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 128 224 448 896 1283539 2567078 5134156 8984773 10268312 17969546 20536624 35939092 41073248 71878184 82146496 143756368 164292992 287512736 575025472 887986591 1150050944 1775973182 3551946364 6215906137 7103892728 12431812274 14207785456 24863624548 28415570912 49727249096 56831141824 99454498192 113662283648 198908996384 397817992768 795635985536 1139765421025549 2279530842051098 4559061684102196 7978357947178843 9118123368204392 15956715894357686 18236246736408784 31913431788715372 36472493472817568 63826863577430744 72944986945635136 127653727154861488 145889973891270272 255307454309722976 510614908619445952 1021229817238891904
• Sum of all divisors σ(n): 2325123273003187200
• Sum of proper divisors (its aliquot sum) s(n): 1303893455764295296
• 1021229817238891904 is an abundant number, because the sum of its proper divisors (1303893455764295296) is greater than itself. Its abundance is 282663638525403392

Bases of 1021229817238891904

• Binary: 111000101100001000110001101110101010100011111010110110000000₂
• Hexadecimal: 0xE2C231BAA8FAD80
• Base-36: 7RBFR9EBIXKW

Squares and roots of 1021229817238891904

• 1021229817238891904 squared (1021229817238891904²) is 1042910339617780559866472477796745216
• 1021229817238891904 cubed (1021229817238891904³) is 1065051135524416727831173463136594276115767661653131264
• The square root of 1021229817238891904 is 1010559160.6822887557
• The cube root of 1021229817238891904 is 1007027.1098071899

Scales and comparisons

• 1,021,229,817,238,891,904 seconds is equal to 32,471,949,316 years, 50 weeks, 2 days, 1 hour, 31 minutes, 44 seconds.
• To count from 1 to 1,021,229,817,238,891,904 would take you about one hundred thirteen billion, six hundred fifty-one million, eight hundred twenty-two thousand, six hundred nine 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 1021229817238891904 cubic inches would be around 83918.9 feet tall.

Recreational maths with 1021229817238891904

• 1021229817238891904 backwards is 4091988327189221201
• The number of decimal digits it has is: 19
• The sum of 1021229817238891904's digits is 77
• More coming soon!