121565070

Names of 121565070

• Cardinal: 121565070 can be written as One hundred twenty-one million, five hundred sixty-five thousand and seventy.

Scientific notation

• Scientific notation: 1.2156507 × 10⁸

Factors of 121565070

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 82

Divisors of 121565070

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 61 66 90 99 110 121 122 135 165 183 198 242 270 297 305 330 363 366 495 549 594 605 610 671 726 915 990 1089 1098 1210 1342 1485 1647 1815 1830 2013 2178 2745 2970 3267 3294 3355 3630 3721 4026 5445 5490 6039 6534 6710 7381 7442 8235 10065 10890 11163 12078 14762 16335 16470 18117 18605 20130 22143 22326 30195 32670 33489 36234 36905 37210 40931 44286 55815 60390 66429 66978 73810 81862 90585 100467 110715 111630 122793 132858 167445 181170 199287 200934 204655 221430 245586 332145 334890 368379 398574 409310 450241 502335 613965 664290 736758 900482 996435 1004670 1105137 1227930 1350723 1841895 1992870 2210274 2251205 2701446 3683790 4052169 4502410 5525685 6753615 8104338 11051370 12156507 13507230 20260845 24313014 40521690 60782535 121565070
• Sum of all divisors σ(n): 362260080
• Sum of proper divisors (its aliquot sum) s(n): 240695010
• 121565070 is an abundant number, because the sum of its proper divisors (240695010) is greater than itself. Its abundance is 119129940

Bases of 121565070

• Binary: 111001111101110111110001110₂
• Hexadecimal: 0x73EEF8E
• Base-36: 20DK7I

Squares and roots of 121565070

• 121565070 squared (121565070²) is 14778066244104900
• 121565070 cubed (121565070³) is 1796496657429249255843000
• The square root of 121565070 is 11025.6550825789
• The cube root of 121565070 is 495.3774898287

Scales and comparisons

• 121,565,070 seconds is equal to 3 years, 45 weeks, 4 minutes, 30 seconds.
• To count from 1 to 121,565,070 would take you about 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 121565070 cubic inches would be around 41.3 feet tall.

Recreational maths with 121565070

• 121565070 backwards is 070565121
• 121565070 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 121565070's digits is 27
• More coming soon!