1021998863456406

Names of 1021998863456406

• Cardinal: 1021998863456406 can be written as One quadrillion, twenty-one trillion, nine hundred ninety-eight billion, eight hundred sixty-three million, four hundred fifty-six thousand, four hundred six.

Scientific notation

• Scientific notation: 1.021998863456406 × 10¹⁵

Factors of 1021998863456406

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 32446

Divisors of 1021998863456406

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 9 11 17 18 22 33 34 51 66 99 102 153 187 198 289 306 374 561 578 867 1122 1683 1734 2601 3179 3366 4913 5202 6358 9537 9826 14739 19074 28611 29478 32413 44217 54043 57222 64826 88434 97239 108086 162129 194478 291717 324258 356543 486387 551021 583434 713086 972774 1069629 1102042 1653063 2139258 3208887 3306126 4959189 6061231 6417774 9367357 9918378 12122462 18183693 18734714 28102071 36367386 54551079 56204142 84306213 103040927 109102158 159245069 168612426 206081854 309122781 318490138 477735207 618245562 927368343 955470414 1050602569 1433205621 1751695759 1854736686 2101205138 2866411242 3151807707 3503391518 5255087277 6303615414 9455423121 10510174554 11556628259 15765261831 17860243673 18910846242 23113256518 31530523662 34669884777 35720487346 53580731019 69339769554 104009654331 107161462038 160742193057 196462680403 208019308662 303624142441 321484386114 392925360806 589388041209 607248284882 910872427323 1178776082418 1768164123627 1821744854646 2732617281969 3339865566851 3536328247254 5161610421497 5465234563938 6679731133702 10019596700553 10323220842994 15484831264491 20039193401106 30058790101659 30969662528982 46454493793473 56777714636467 60117580203318 92908987586946 113555429272934 170333143909401 340666287818802 510999431728203 1021998863456406
• Sum of all divisors σ(n): 2566659238069680
• Sum of proper divisors (its aliquot sum) s(n): 1544660374613274
• 1021998863456406 is an abundant number, because the sum of its proper divisors (1544660374613274) is greater than itself. Its abundance is 522661511156868

Bases of 1021998863456406

• Binary: 11101000011000000010100111001101111001100010010110₂
• Hexadecimal: 0x3A180A7379896
• Base-36: A29NSO2MXI

Squares and roots of 1021998863456406

• 1021998863456406 squared (1021998863456406²) is 1044481676906185595341062436836
• 1021998863456406 cubed (1021998863456406³) is 1067459086699162740335588450485634260014571416
• The square root of 1021998863456406 is 31968716.9504252391
• The cube root of 1021998863456406 is 100727.9829960771

Scales and comparisons

• 1,021,998,863,456,406 seconds is equal to 32,496,402 years, 31 weeks, 4 days, 6 hours, 20 minutes, 6 seconds.
• To count from 1 to 1,021,998,863,456,406 would take you about ninety-seven million, four hundred eighty-nine thousand, two hundred seven 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 1021998863456406 cubic inches would be around 8394 feet tall.

Recreational maths with 1021998863456406

• 1021998863456406 backwards is 6046543688991201
• The number of decimal digits it has is: 16
• The sum of 1021998863456406's digits is 72
• More coming soon!