138582178240

Names of 138582178240

• Cardinal: 138582178240 can be written as One hundred thirty-eight billion, five hundred eighty-two million, one hundred seventy-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.3858217824 × 10¹¹

Factors of 138582178240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 11225

Divisors of 138582178240

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 53 55 64 67 80 88 106 110 134 160 176 212 220 265 268 320 335 352 424 440 530 536 583 670 704 737 848 880 1060 1072 1166 1340 1474 1696 1760 2120 2144 2332 2680 2915 2948 3392 3520 3551 3685 4240 4288 4664 5360 5830 5896 7102 7370 8480 9328 10720 11087 11660 11792 14204 14740 16960 17755 18656 21440 22174 23320 23584 28408 29480 35510 37312 39061 44348 46640 47168 55435 56816 58960 71020 78122 88696 93280 110870 113632 117920 121957 142040 156244 177392 186560 195305 221740 227264 235840 243914 284080 312488 354784 390610 443480 487828 568160 587611 609785 624976 709568 742829 781220 886960 975656 1136320 1175222 1219570 1249952 1485658 1562440 1773920 1951312 2350444 2439140 2499904 2938055 2971316 3124880 3547840 3714145 3902624 4700888 4878280 5876110 5942632 6249760 6463721 7428290 7805248 8171119 9401776 9756560 11752220 11885264 12499520 12927442 14856580 16342238 18803552 19513120 23504440 23770528 25854884 29713160 32318605 32684476 37607104 39026240 39369937 40855595 47008880 47541056 51709768 59426320 64637210 65368952 78739874 81711190 94017760 103419536 118852640 129274420 130737904 157479748 163422380 188035520 196849685 206839072 237705280 258548840 261475808 314959496 326844760 393699370 413678144 433069307 517097680 522951616 629918992 653689520 787398740 866138614 1034195360 1259837984 1307379040 1574797480 1732277228 2068390720 2165346535 2519675968 2614758080 3149594960 3464554456 4330693070 6299189920 6929108912 8661386140 12598379840 13858217824 17322772280 27716435648 34645544560 69291089120 138582178240
• Sum of all divisors σ(n): 372299203584
• Sum of proper divisors (its aliquot sum) s(n): 233717025344
• 138582178240 is an abundant number, because the sum of its proper divisors (233717025344) is greater than itself. Its abundance is 95134847104

Bases of 138582178240

• Binary: 10000001000100001001000011100111000000₂
• Hexadecimal: 0x20442439C0
• Base-36: 1RNW9134

Squares and roots of 138582178240

• 138582178240 squared (138582178240²) is 19205020125743129497600
• 138582178240 cubed (138582178240³) is 2661473522168521584491804852224000
• The square root of 138582178240 is 372266.2733044723
• The cube root of 138582178240 is 5174.9059485191

Scales and comparisons

• 138,582,178,240 seconds is equal to 4,406 years, 25 weeks, 1 day, 9 hours, 30 minutes, 40 seconds.
• To count from 1 to 138,582,178,240 would take you about eight thousand, eight 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 138582178240 cubic inches would be around 431.2 feet tall.

Recreational maths with 138582178240

• 138582178240 backwards is 042871285831
• The number of decimal digits it has is: 12
• The sum of 138582178240's digits is 49
• More coming soon!