138631235292

Names of 138631235292

• Cardinal: 138631235292 can be written as One hundred thirty-eight billion, six hundred thirty-one million, two hundred thirty-five thousand, two hundred ninety-two.

Scientific notation

• Scientific notation: 1.38631235292 × 10¹¹

Factors of 138631235292

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2371

Divisors of 138631235292

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 27 31 33 36 44 54 62 66 81 93 99 108 124 132 162 186 198 279 297 324 341 372 396 558 594 682 837 853 891 1023 1116 1188 1364 1471 1674 1706 1782 2046 2511 2559 2942 3069 3348 3412 3564 4092 4413 5022 5118 5884 6138 7677 8826 9207 9383 10044 10236 12276 13239 15354 16181 17652 18414 18766 23031 26443 26478 27621 28149 30708 32362 36828 37532 39717 45601 46062 48543 52886 52956 55242 56298 64724 69093 79329 79434 84447 91202 92124 97086 105772 110484 112596 119151 136803 138186 145629 158658 158868 168894 182404 194172 237987 238302 253341 273606 276372 290873 291258 317316 337788 410409 436887 475974 476604 501611 506682 547212 581746 582516 713961 760023 820818 872619 873774 951948 1003222 1013364 1163492 1231227 1254763 1310661 1427922 1504833 1520046 1641636 1745238 1747548 2006444 2141883 2462454 2509526 2617857 2621322 2855844 3009666 3040092 3490476 3693681 3764289 4283766 4514499 4924908 5019052 5235714 5242644 6019332 7387362 7528578 7853571 8567532 9028998 10471428 11292867 13543497 13802393 14774724 15057156 15707142 18057996 22585734 23560713 27086994 27604786 31414284 33878601 38897653 40630491 41407179 45171468 47121426 54173988 55209572 67757202 77795306 81260982 82814358 94242852 101635803 116692959 124221537 135514404 155590612 162521964 165628716 203271606 233385918 248443074 350078877 372664611 406543212 427874183 466771836 496886148 700157754 745329222 855748366 1050236631 1117993833 1283622549 1400315508 1490658444 1711496732 2100473262 2235987666 2567245098 3150709893 3850867647 4200946524 4471975332 5134490196 6301419786 7701735294 11552602941 12602839572 15403470588 23105205882 34657808823 46210411764 69315617646 138631235292
• Sum of all divisors σ(n): 408865357824
• Sum of proper divisors (its aliquot sum) s(n): 270234122532
• 138631235292 is an abundant number, because the sum of its proper divisors (270234122532) is greater than itself. Its abundance is 131602887240

Bases of 138631235292

• Binary: 10000001000111000100001100011011011100₂
• Hexadecimal: 0x204710C6DC
• Base-36: 1ROPGHR0

Squares and roots of 138631235292

• 138631235292 squared (138631235292²) is 19218619398585866325264
• 138631235292 cubed (138631235292³) is 2664300947832752766603332988017088
• The square root of 138631235292 is 372332.1572091243
• The cube root of 138631235292 is 5175.5165024489

Scales and comparisons

• 138,631,235,292 seconds is equal to 4,408 years, 2 weeks, 2 days, 4 hours, 28 minutes, 12 seconds.
• To count from 1 to 138,631,235,292 would take you about eight thousand, eight hundred sixteen 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 138631235292 cubic inches would be around 431.3 feet tall.

Recreational maths with 138631235292

• 138631235292 backwards is 292532136831
• The number of decimal digits it has is: 12
• The sum of 138631235292's digits is 45
• More coming soon!