42145621875

Names of 42145621875

• Cardinal: 42145621875 can be written as Forty-two billion, one hundred forty-five million, six hundred twenty-one thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 4.2145621875 × 10¹⁰

Factors of 42145621875

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 627

Divisors of 42145621875

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 5 7 9 15 19 21 25 35 45 57 63 75 95 105 125 133 171 175 225 285 315 361 375 399 475 525 593 625 665 855 875 1083 1125 1197 1425 1575 1779 1805 1875 1995 2375 2527 2625 2965 3125 3249 3325 4151 4275 4375 5337 5415 5625 5985 7125 7581 7875 8895 9025 9375 9975 11267 11875 12453 12635 13125 14825 16245 16625 20755 21375 21875 22743 26685 27075 28125 29925 33801 35625 37359 37905 39375 44475 45125 49875 56335 59375 62265 63175 65625 74125 78869 81225 83125 101403 103775 106875 113715 133425 135375 149625 169005 178125 186795 189525 196875 214073 222375 225625 236607 249375 281675 311325 315875 370625 394345 406125 415625 507015 518875 534375 568575 642219 667125 676875 709821 748125 845025 933975 947625 1070365 1111875 1128125 1183035 1246875 1408375 1498511 1556625 1579375 1853125 1926657 1971725 2030625 2535075 2594375 2842875 3211095 3335625 3384375 3549105 3740625 4225125 4495533 4669875 4738125 5351825 5559375 5915175 7041875 7492555 7783125 7896875 9633285 9858625 10153125 12675375 12971875 13486599 14214375 16055475 16678125 17745525 21125625 22477665 23349375 23690625 26759125 29575875 35209375 37462775 38915625 48166425 49293125 63376875 67432995 71071875 80277375 88727625 105628125 112388325 116746875 133795625 147879375 187313875 240832125 246465625 316884375 337164975 401386875 443638125 561941625 668978125 739396875 936569375 1204160625 1685824875 2006934375 2218190625 2809708125 4682846875 6020803125 8429124375 14048540625 42145621875
• Sum of all divisors σ(n): 91934178336
• Sum of proper divisors (its aliquot sum) s(n): 49788556461
• 42145621875 is an abundant number, because the sum of its proper divisors (49788556461) is greater than itself. Its abundance is 7642934586

Bases of 42145621875

• Binary: 100111010000000100110010011101110011₂
• Hexadecimal: 0x9D0132773
• Base-36: JD0EXYR

Squares and roots of 42145621875

• 42145621875 squared (42145621875²) is 1776253443230478515625
• 42145621875 cubed (42145621875³) is 74861305972558525994842529296875
• The square root of 42145621875 is 205293.9888915407
• The cube root of 42145621875 is 3480.0393562235

Scales and comparisons

• 42,145,621,875 seconds is equal to 1,340 years, 5 weeks, 1 day, 13 hours, 11 minutes, 15 seconds.
• To count from 1 to 42,145,621,875 would take you about two thousand, six hundred eighty 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 42145621875 cubic inches would be around 290 feet tall.

Recreational maths with 42145621875

• 42145621875 backwards is 57812654124
• 42145621875 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42145621875's digits is 45
• More coming soon!