138352943872

Names of 138352943872

• Cardinal: 138352943872 can be written as One hundred thirty-eight billion, three hundred fifty-two million, nine hundred forty-three thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.38352943872 × 10¹¹

Factors of 138352943872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 74

Divisors of 138352943872

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 8 11 13 16 19 22 26 29 32 38 44 52 58 64 76 88 104 116 128 143 152 176 208 209 232 247 256 286 304 319 352 361 377 416 418 464 494 551 572 608 638 704 722 754 832 836 928 988 1102 1144 1216 1276 1408 1444 1508 1664 1672 1856 1976 2204 2288 2432 2552 2717 2816 2888 3016 3328 3344 3712 3952 3971 4147 4408 4576 4693 4864 5104 5434 5776 6032 6061 6688 6859 7163 7424 7904 7942 8294 8816 9152 9386 10208 10469 10868 11552 12064 12122 13376 13718 14326 15808 15884 16588 17632 18304 18772 20416 20938 21736 23104 24128 24244 26752 27436 28652 31616 31768 33176 35264 36608 37544 40832 41876 43472 46208 48256 48488 51623 53504 54872 57304 63232 63536 66352 70528 75088 75449 78793 81664 83752 86944 89167 92416 96512 96976 103246 109744 114608 115159 127072 130321 132704 136097 141056 150176 150898 157586 167504 173888 178334 193952 198911 206492 219488 229216 230318 254144 260642 265408 272194 300352 301796 315172 335008 347776 356668 387904 397822 412984 438976 458432 460636 508288 521284 530816 544388 600704 603592 630344 670016 695552 713336 775808 795644 825968 877952 916864 921272 980837 1016576 1042568 1061632 1088776 1201408 1207184 1260688 1340032 1426672 1433531 1497067 1551616 1591288 1651936 1694173 1755904 1833728 1842544 1961674 2085136 2177552 2188021 2414368 2521376 2585843 2680064 2853344 2867062 2994134 3182576 3303872 3388346 3685088 3779309 3923348 4170272 4355104 4376042 4828736 5042752 5171686 5706688 5734124 5988268 6365152 6607744 6776692 7370176 7558618 7846696 8340544 8710208 8752084 9657472 10085504 10343372 11413376 11468248 11976536 12730304 13215488 13553384 14740352 15117236 15693392 16681088 17420416 17504168 18635903 19314944 20171008 20686744 22826752 22936496 23953072 25460608 27106768 28444273 29480704 30234472 31386784 33362176 34840832 35008336 37271806 41373488 41572399 45872992 47906144 49131017 50921216 54213536 56888546 60468944 62773568 70016672 74543612 82746976 83144798 91745984 95812288 98262034 108427072 113777092 120937888 125547136 140033344 149087224 165493952 166289596 183491968 191624576 196524068 216854144 227554184 241875776 251094272 280066688 298174448 330987904 332579192 366983936 383249152 393048136 433708288 455108368 483751552 540441187 560133376 596348896 661975808 665158384 786096272 910216736 967503104 1080882374 1192697792 1330316768 1572192544 1820433472 2161764748 2385395584 2660633536 3144385088 3640866944 4323529496 4770791168 5321267072 6288770176 7281733888 8647058992 10642534144 12577540352 17294117984 34588235968 69176471936 138352943872
• Sum of all divisors σ(n): 354280101840
• Sum of proper divisors (its aliquot sum) s(n): 215927157968
• 138352943872 is an abundant number, because the sum of its proper divisors (215927157968) is greater than itself. Its abundance is 77574214096

Bases of 138352943872

• Binary: 10000000110110011110100110001100000000₂
• Hexadecimal: 0x20367A6300
• Base-36: 1RK3RQPS

Squares and roots of 138352943872

• 138352943872 squared (138352943872²) is 19141537078048782352384
• 138352943872 cubed (138352943872³) is 2648288004983090068077327677390848
• The square root of 138352943872 is 371958.2555502701
• The cube root of 138352943872 is 5172.0510336111

Scales and comparisons

• 138,352,943,872 seconds is equal to 4,399 years, 10 weeks, 1 day, 5 hours, 17 minutes, 52 seconds.
• To count from 1 to 138,352,943,872 would take you about eight thousand, seven hundred ninety-eight 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 138352943872 cubic inches would be around 431 feet tall.

Recreational maths with 138352943872

• 138352943872 backwards is 278349253831
• The number of decimal digits it has is: 12
• The sum of 138352943872's digits is 55
• More coming soon!