31542006890

Names of 31542006890

• Cardinal: 31542006890 can be written as Thirty-one billion, five hundred forty-two million, six thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 3.154200689 × 10¹⁰

Factors of 31542006890

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 984

Divisors of 31542006890

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 10 17 29 34 58 79 85 109 145 158 170 218 290 395 493 545 743 790 986 1090 1343 1486 1853 2291 2465 2686 3161 3706 3715 4582 4930 6322 6715 7430 8611 9265 11455 12631 13430 15805 17222 18530 21547 22910 25262 31610 38947 43055 43094 53737 58697 63155 77894 80987 86110 107474 107735 117394 126310 146387 161974 194735 215470 249719 268685 292774 293485 366299 389470 404935 499438 537370 586970 731935 732598 809870 997849 1248595 1376779 1463870 1702213 1831495 1995698 2348623 2497190 2753558 3404426 3662990 4245223 4697246 4989245 6397973 6883895 8490446 8511065 9978490 11743115 12795946 13767790 17022130 21226115 23486230 28937621 31989865 39926591 42452230 57875242 63979730 79853182 108765541 144688105 185541217 199632955 217531082 289376210 371082434 399265910 543827705 927706085 1087655410 1855412170 3154200689 6308401378 15771003445 31542006890
• Sum of all divisors σ(n): 63638784000
• Sum of proper divisors (its aliquot sum) s(n): 32096777110
• 31542006890 is an abundant number, because the sum of its proper divisors (32096777110) is greater than itself. Its abundance is 554770220

Bases of 31542006890

• Binary: 11101011000000011001101010001101010₂
• Hexadecimal: 0x7580CD46A
• Base-36: EHNAOA2

Squares and roots of 31542006890

• 31542006890 squared (31542006890²) is 994898198648807472100
• 31542006890 cubed (31542006890³) is 31381085836629273975261682769000
• The square root of 31542006890 is 177600.6950718381
• The cube root of 31542006890 is 3159.5830409767

Scales and comparisons

• 31,542,006,890 seconds is equal to 1,002 years, 48 weeks, 5 days, 12 hours, 34 minutes, 50 seconds.
• To count from 1 to 31,542,006,890 would take you about two thousand and five 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 31542006890 cubic inches would be around 263.3 feet tall.

Recreational maths with 31542006890

• 31542006890 backwards is 09860024513
• The number of decimal digits it has is: 11
• The sum of 31542006890's digits is 38
• More coming soon!