129137150394

Names of 129137150394

• Cardinal: 129137150394 can be written as One hundred twenty-nine billion, one hundred thirty-seven million, one hundred fifty thousand, three hundred ninety-four.

Scientific notation

• Scientific notation: 1.29137150394 × 10¹¹

Factors of 129137150394

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4924

Divisors of 129137150394

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 27 29 38 42 54 57 58 63 87 114 126 131 133 171 174 189 203 261 262 266 342 378 393 399 406 513 522 551 609 783 786 798 917 1026 1102 1179 1197 1218 1566 1653 1827 1834 2358 2394 2489 2751 3306 3537 3591 3654 3799 3857 4733 4959 4978 5481 5502 7074 7182 7467 7598 7714 8253 9466 9918 10962 11397 11571 14199 14877 14934 16506 17423 22401 22794 23142 24759 26593 28398 29754 33131 34191 34713 34846 42597 44802 49518 52269 53186 66262 67203 68382 69426 72181 79779 85194 89927 99393 102573 104139 104538 127791 134406 137257 144362 156807 159558 179854 198786 205146 208278 216543 239337 255582 269781 274514 298179 313614 411771 433086 470421 478674 505267 539562 596358 620023 629489 649629 718011 809343 823542 894537 940842 960799 1010534 1235313 1240046 1258978 1299258 1436022 1515801 1618686 1789074 1860069 1888467 1921598 1948887 2428029 2470626 2607883 2882397 3031602 3705939 3720138 3776934 3897774 4340161 4547403 4856058 5215766 5580207 5665401 5764794 7411878 7823649 8647191 8680322 9094806 11160414 11330802 11780437 13020483 13642209 15647298 16740621 16996203 17294382 17980667 18255181 23470947 23560874 25941573 26040966 27284418 33481242 33992406 35341311 35961334 36510362 39061449 46941894 51883146 53942001 54765543 70412841 70682622 78122898 82463059 106023933 107884002 109531086 117184347 125864669 140825682 161826003 164296629 164926118 212047866 234368694 247389177 251729338 318071799 323652006 328593258 341632673 377594007 485478009 492889887 494778354 636143598 683265346 742167531 755188014 970956018 985779774 1024898019 1132782021 1484335062 2049796038 2226502593 2265564042 2391428711 3074694057 3398346063 4453005186 4782857422 6149388114 6796692126 7174286133 9224082171 14348572266 18448164342 21522858399 43045716798 64568575197 129137150394
• Sum of all divisors σ(n): 359935488000
• Sum of proper divisors (its aliquot sum) s(n): 230798337606
• 129137150394 is an abundant number, because the sum of its proper divisors (230798337606) is greater than itself. Its abundance is 101661187212

Bases of 129137150394

• Binary: 1111000010001001011001000100110111010₂
• Hexadecimal: 0x1E112C89BA
• Base-36: 1NBOXAYI

Squares and roots of 129137150394

• 129137150394 squared (129137150394²) is 16676403611882574355236
• 129137150394 cubed (129137150394³) is 2153543241258724809979998913362984
• The square root of 129137150394 is 359356.5783368937
• The cube root of 129137150394 is 5054.5643847953

Scales and comparisons

• 129,137,150,394 seconds is equal to 4,106 years, 8 weeks, 2 days, 22 hours, 39 minutes, 54 seconds.
• To count from 1 to 129,137,150,394 would take you about eight thousand, two hundred twelve 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 129137150394 cubic inches would be around 421.2 feet tall.

Recreational maths with 129137150394

• 129137150394 backwards is 493051731921
• The number of decimal digits it has is: 12
• The sum of 129137150394's digits is 45
• More coming soon!