138787158552

Names of 138787158552

• Cardinal: 138787158552 can be written as One hundred thirty-eight billion, seven hundred eighty-seven million, one hundred fifty-eight thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 1.38787158552 × 10¹¹

Factors of 138787158552

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5763

Divisors of 138787158552

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 21 24 28 29 42 56 58 71 84 87 116 142 168 174 203 213 232 284 348 406 426 497 568 609 696 812 852 994 1218 1491 1624 1704 1988 2059 2436 2982 3976 4118 4872 5041 5651 5964 6177 8236 10082 11302 11928 12354 14413 15123 16472 16953 20164 22604 24708 28826 30246 33906 35287 39557 40328 43239 45208 49416 57652 60492 67812 70574 79114 86478 105861 115304 118671 120984 135624 141148 146189 158228 163879 172956 211722 237342 282296 292378 316456 327758 345912 401221 423444 438567 474684 491637 584756 655516 802442 846888 877134 949368 983274 1023323 1147153 1169512 1203663 1311032 1604884 1754268 1966548 2046646 2294306 2407326 2808547 3069969 3209768 3441459 3508536 3933096 4093292 4588612 4814652 5617094 6139938 6882918 8186584 8425641 9177224 9629304 11234188 11635409 12279876 13765836 16851282 22468376 23270818 24559752 27531672 28486691 33702564 34906227 46541636 56973382 67405128 69812454 81447863 85460073 93083272 113946764 139624908 162895726 170920146 199406837 227893528 244343589 279249816 325791452 341840292 398813674 488687178 598220511 651582904 683680584 797627348 826114039 977374356 1196441022 1595254696 1652228078 1954748712 2392882044 2478342117 3304456156 4785764088 4956684234 5782798273 6608912312 9913368468 11565596546 17348394819 19826736936 23131193092 34696789638 46262386184 69393579276 138787158552
• Sum of all divisors σ(n): 416140934400
• Sum of proper divisors (its aliquot sum) s(n): 277353775848
• 138787158552 is an abundant number, because the sum of its proper divisors (277353775848) is greater than itself. Its abundance is 138566617296

Bases of 138787158552

• Binary: 10000001010000010110111111101000011000₂
• Hexadecimal: 0x20505BFA18
• Base-36: 1RRAAGWO

Squares and roots of 138787158552

• 138787158552 squared (138787158552²) is 19261875378937986736704
• 138787158552 cubed (138787158552³) is 2673300952225531446602611125892608
• The square root of 138787158552 is 372541.4856791119
• The cube root of 138787158552 is 5177.4561351855

Scales and comparisons

• 138,787,158,552 seconds is equal to 4,413 years, 20 hours, 29 minutes, 12 seconds.
• To count from 1 to 138,787,158,552 would take you about eight thousand, eight hundred twenty-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 138787158552 cubic inches would be around 431.5 feet tall.

Recreational maths with 138787158552

• 138787158552 backwards is 255851787831
• The number of decimal digits it has is: 12
• The sum of 138787158552's digits is 60
• More coming soon!