131689172790

Names of 131689172790

• Cardinal: 131689172790 can be written as One hundred thirty-one billion, six hundred eighty-nine million, one hundred seventy-two thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 1.3168917279 × 10¹¹

Factors of 131689172790

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 21197

Divisors of 131689172790

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 90 105 126 135 189 210 270 315 378 630 945 1890 4073 8146 12219 17107 20365 24438 28511 34214 36657 40730 51321 57022 61095 73314 85533 85535 102642 109971 119749 122190 142555 153963 171066 171070 183285 219942 239498 256599 256605 285110 307926 359247 366570 427665 461889 513198 513210 549855 598745 718494 769797 769815 855330 923778 1077741 1099710 1197490 1282995 1539594 1539630 1796235 2155482 2309445 2565990 3233223 3592470 3848985 4618890 5388705 6466446 7697970 10777410 16166115 32332230 69676811 139353622 209030433 348384055 418060866 487737677 627091299 696768110 975475354 1045152165 1254182598 1463213031 1881273897 2090304330 2438688385 2926426062 3135456495 3762547794 4389639093 4877376770 6270912990 7316065155 8779278186 9406369485 13168917279 14632130310 18812738970 21948195465 26337834558 43896390930 65844586395 131689172790
• Sum of all divisors σ(n): 401460433920
• Sum of proper divisors (its aliquot sum) s(n): 269771261130
• 131689172790 is an abundant number, because the sum of its proper divisors (269771261130) is greater than itself. Its abundance is 138082088340

Bases of 131689172790

• Binary: 1111010101001010010010100111100110110₂
• Hexadecimal: 0x1EA9494F36
• Base-36: 1OHWC01I

Squares and roots of 131689172790

• 131689172790 squared (131689172790²) is 17342038230114476384100
• 131689172790 cubed (131689172790³) is 2283758669016331062026119308639000
• The square root of 131689172790 is 362890.0285072601
• The cube root of 131689172790 is 5087.6437101715

Scales and comparisons

• 131,689,172,790 seconds is equal to 4,187 years, 16 weeks, 5 hours, 46 minutes, 30 seconds.
• To count from 1 to 131,689,172,790 would take you about eight thousand, three hundred seventy-four 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 131689172790 cubic inches would be around 424 feet tall.

Recreational maths with 131689172790

• 131689172790 backwards is 097271986131
• 131689172790 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 131689172790's digits is 54
• More coming soon!