30972998184921

Names of 30972998184921

• Cardinal: 30972998184921 can be written as Thirty trillion, nine hundred seventy-two billion, nine hundred ninety-eight million, one hundred eighty-four thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 3.0972998184921 × 10¹³

Factors of 30972998184921

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3675

Divisors of 30972998184921

• Number of divisors d(n): 75
• Complete list of divisors:
  1 3 9 13 27 39 81 117 169 351 507 1053 1521 2197 3659 4563 6591 10977 13689 19773 28561 32931 47567 59319 85683 98793 142701 177957 257049 296379 428103 618371 771147 1284309 1855113 2313441 3852927 5565339 8038823 13388281 16696017 24116469 40164843 50088051 72349407 104504699 120494529 174047653 217048221 313514097 361483587 522142959 651144663 940542291 1084450761 1566428877 2262619489 2821626873 4699286631 6787858467 8464880619 14097859893 20363575401 29414053357 61090726203 88242160071 183272178609 264726480213 382382693641 794179440639 1147148080923 2382538321917 3441444242769 10324332728307 30972998184921
• Sum of all divisors σ(n): 50137565624201
• Sum of proper divisors (its aliquot sum) s(n): 19164567439280
• 30972998184921 is a deficient number, because the sum of its proper divisors (19164567439280) is less than itself. Its deficiency is 11808430745641

Bases of 30972998184921

• Binary: 111000010101101110110100011011110111111011001₂
• Hexadecimal: 0x1C2B768DEFD9
• Base-36: AZ8SRF4K9

Squares and roots of 30972998184921

• 30972998184921 squared (30972998184921²) is 959326616563119560511776241
• 30972998184921 cubed (30972998184921³) is 29713221553555906282960756738338692261961
• 30972998184921 is a perfect square number. Its square root is 5565339
• The cube root of 30972998184921 is 31404.6831240137

Scales and comparisons

• 30,972,998,184,921 seconds is equal to 984,845 years, 27 weeks, 6 days, 6 hours, 55 minutes, 21 seconds.
• To count from 1 to 30,972,998,184,921 would take you about two million, four hundred sixty-two thousand, one hundred thirteen 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 30972998184921 cubic inches would be around 2617.1 feet tall.

Recreational maths with 30972998184921

• 30972998184921 backwards is 12948189927903
• The number of decimal digits it has is: 14
• The sum of 30972998184921's digits is 72
• More coming soon!