139238157912

Names of 139238157912

• Cardinal: 139238157912 can be written as One hundred thirty-nine billion, two hundred thirty-eight million, one hundred fifty-seven thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.39238157912 × 10¹¹

Factors of 139238157912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 132

Divisors of 139238157912

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 21 24 28 41 42 56 79 82 84 123 158 164 168 237 246 287 316 328 474 492 553 574 632 861 948 984 1106 1148 1659 1681 1722 1896 2212 2296 3239 3318 3362 3444 4424 5043 6241 6478 6636 6724 6888 9717 10086 11767 12482 12956 13272 13448 18723 19434 20172 22673 23534 24964 25912 35301 37446 38868 40344 43687 45346 47068 49928 68019 70602 74892 77736 87374 90692 94136 131061 132799 136038 141204 149784 174748 181384 255881 262122 265598 272076 282408 349496 398397 493039 511762 524244 531196 544152 767643 796794 929593 986078 1023524 1048488 1062392 1479117 1535286 1593588 1791167 1859186 1972156 2047048 2788779 2958234 3070572 3187176 3451273 3582334 3718372 3944312 5373501 5577558 5916468 6141144 6902546 7164668 7436744 10353819 10491121 10747002 11155116 11832936 13805092 14329336 20214599 20707638 20982242 21494004 22310232 27610184 31473363 40429198 41415276 41964484 42988008 60643797 62946726 73437847 80858396 82830552 83928968 121287594 125893452 141502193 146875694 161716792 220313541 242575188 251786904 283004386 293751388 424506579 440627082 485150376 566008772 587502776 828798559 849013158 881254164 1132017544 1657597118 1698026316 1762508328 2486395677 3315194236 3396052632 4972791354 5801589913 6630388472 9945582708 11603179826 17404769739 19891165416 23206359652 34809539478 46412719304 69619078956 139238157912
• Sum of all divisors σ(n): 412990694400
• Sum of proper divisors (its aliquot sum) s(n): 273752536488
• 139238157912 is an abundant number, because the sum of its proper divisors (273752536488) is greater than itself. Its abundance is 134514378576

Bases of 139238157912

• Binary: 10000001101011001111011010111001011000₂
• Hexadecimal: 0x206B3DAE58
• Base-36: 1RYQSY8O

Squares and roots of 139238157912

• 139238157912 squared (139238157912²) is 19387264618727048199744
• 139238157912 cubed (139238157912³) is 2699447012464047209661590389974528
• The square root of 139238157912 is 373146.2955892769
• The cube root of 139238157912 is 5183.0582497211

Scales and comparisons

• 139,238,157,912 seconds is equal to 4,427 years, 17 weeks, 5 days, 18 hours, 5 minutes, 12 seconds.
• To count from 1 to 139,238,157,912 would take you about eight thousand, eight hundred fifty-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 139238157912 cubic inches would be around 431.9 feet tall.

Recreational maths with 139238157912

• 139238157912 backwards is 219751832931
• The number of decimal digits it has is: 12
• The sum of 139238157912's digits is 51
• More coming soon!