61998043717995021

Names of 61998043717995021

• Cardinal: 61998043717995021 can be written as Sixty-one quadrillion, nine hundred ninety-eight trillion, forty-three billion, seven hundred seventeen million, nine hundred ninety-five thousand and twenty-one.

Scientific notation

• Scientific notation: 6.1998043717995021 × 10¹⁶

Factors of 61998043717995021

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 332207769

Divisors of 61998043717995021

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 7 9 13 21 27 39 49 63 81 91 117 147 189 273 351 441 567 637 819 1053 1323 1911 2457 3617 3969 5733 7371 10851 17199 25319 32553 47021 51597 75957 97659 141063 177233 227871 292977 329147 423189 531699 683613 987441 1269567 1595097 2050839 2304029 2962323 3808701 4785291 6912087 8886969 14355873 20736261 26660907 62208783 186626349 332204129 996612387 2325428903 2989837161 4318653677 6976286709 8969511483 12955961031 16278002321 20928860127 26908534449 30230575739 38867883093 48834006963 62786580381 90691727217 116603649279 146502020889 188359741143 211614030173 272075181651 349810947837 439506062667 634842090519 816225544953 1201582334593 1318518188001 1904526271557 2448676634859 3604747003779 5713578814671 8411076342151 10814241011337 15620570349709 17140736444013 25233229026453 32442723034011 46861711049127 58877534395057 75699687079359 97328169102033 109343992447963 140585133147381 176632603185171 227099061238077 328031977343889 421755399442143 529897809555513 681297183714231 765407947135741 984095932031667 1265266198326429 1589693428666539 2296223841407223 2952287796095001 4769080285999617 6888671524221669 8856863388285003 20666014572665007 61998043717995021
• Sum of all divisors σ(n): 116054464379265720
• Sum of proper divisors (its aliquot sum) s(n): 54056420661270699
• 61998043717995021 is a deficient number, because the sum of its proper divisors (54056420661270699) is less than itself. Its deficiency is 7941623056724322

Bases of 61998043717995021

• Binary: 11011100010000101110010001101100100101001000101000001101₂
• Hexadecimal: 0xDC42E46C948A0D
• Base-36: GYGH03BN3T9

Squares and roots of 61998043717995021

• 61998043717995021 squared (61998043717995021²) is 3843757424858421887004656180790441
• 61998043717995021 cubed (61998043717995021³) is 238305440867740402042784359883629276731375482394261
• The square root of 61998043717995021 is 248994063.6199887819
• The cube root of 61998043717995021 is 395784.9981542929

Scales and comparisons

• 61,998,043,717,995,021 seconds is equal to 1,971,346,017 years, 35 weeks, 6 days, 18 hours, 10 minutes, 21 seconds.
• To count from 1 to 61,998,043,717,995,021 would take you about five billion, nine hundred fourteen million, thirty-eight thousand and fifty-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 61998043717995021 cubic inches would be around 32982.1 feet tall.

Recreational maths with 61998043717995021

• 61998043717995021 backwards is 12059971734089916
• 61998043717995021 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 61998043717995021's digits is 81
• More coming soon!