135891042

Names of 135891042

• Cardinal: 135891042 can be written as One hundred thirty-five million, eight hundred ninety-one thousand and forty-two.

Scientific notation

• Scientific notation: 1.35891042 × 10⁸

Factors of 135891042

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 192

Divisors of 135891042

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 14 21 29 31 42 58 59 61 62 87 93 118 122 174 177 183 186 203 217 354 366 406 413 427 434 609 651 826 854 899 1218 1239 1281 1302 1711 1769 1798 1829 1891 2478 2562 2697 3422 3538 3599 3658 3782 5133 5307 5394 5487 5673 6293 7198 10266 10614 10797 10974 11346 11977 12383 12586 12803 13237 18879 21594 23954 24766 25193 25606 26474 35931 37149 37758 38409 39711 50386 53041 54839 71862 74298 75579 76818 79422 104371 106082 109678 111569 151158 159123 164517 208742 223138 313113 318246 329034 334707 371287 383873 626226 669414 730597 742574 767746 780983 1113861 1151619 1461194 1561966 2191791 2227722 2303238 2342949 3235501 4383582 4685898 6471002 9706503 19413006 22648507 45297014 67945521 135891042
• Sum of all divisors σ(n): 342835200
• Sum of proper divisors (its aliquot sum) s(n): 206944158
• 135891042 is an abundant number, because the sum of its proper divisors (206944158) is greater than itself. Its abundance is 71053116

Bases of 135891042

• Binary: 1000000110011000100001100010₂
• Hexadecimal: 0x8198862
• Base-36: 28WM76

Squares and roots of 135891042

• 135891042 squared (135891042²) is 18466375295845764
• 135891042 cubed (135891042³) is 2509414980915539141246088
• The square root of 135891042 is 11657.2313179417
• The cube root of 135891042 is 514.1189472733

Scales and comparisons

• 135,891,042 seconds is equal to 4 years, 16 weeks, 4 days, 19 hours, 30 minutes, 42 seconds.
• To count from 1 to 135,891,042 would take you about six 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 135891042 cubic inches would be around 42.8 feet tall.

Recreational maths with 135891042

• 135891042 backwards is 240198531
• The number of decimal digits it has is: 9
• The sum of 135891042's digits is 33
• More coming soon!