138421011120

Names of 138421011120

• Cardinal: 138421011120 can be written as One hundred thirty-eight billion, four hundred twenty-one million, eleven thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.3842101112 × 10¹¹

Factors of 138421011120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 201877

Divisors of 138421011120

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 240 280 336 409 420 560 818 840 1227 1636 1680 2045 2454 2863 3272 4090 4908 5726 6135 6544 8180 8589 9816 11452 12270 14315 16360 17178 19632 22904 24540 28630 32720 34356 42945 45808 49080 57260 68712 85890 98160 114520 137424 171780 201451 229040 343560 402902 604353 687120 805804 1007255 1208706 1410157 1611608 2014510 2417412 2820314 3021765 3223216 4029020 4230471 4834824 5640628 6043530 7050785 8058040 8460942 9669648 11281256 12087060 14101570 16116080 16921884 21152355 22562512 24174120 28203140 33843768 42304710 48348240 56406280 67687536 82393459 84609420 112812560 164786918 169218840 247180377 329573836 338437680 411967295 494360754 576754213 659147672 823934590 988721508 1153508426 1235901885 1318295344 1647869180 1730262639 1977443016 2307016852 2471803770 2883771065 3295738360 3460525278 3954886032 4614033704 4943607540 5767542130 6591476720 6921050556 8651313195 9228067408 9887215080 11535084260 13842101112 17302626390 19774430160 23070168520 27684202224 34605252780 46140337040 69210505560 138421011120
• Sum of all divisors σ(n): 491607344640
• Sum of proper divisors (its aliquot sum) s(n): 353186333520
• 138421011120 is an abundant number, because the sum of its proper divisors (353186333520) is greater than itself. Its abundance is 214765322400

Bases of 138421011120

• Binary: 10000000111010100010010000001010110000₂
• Hexadecimal: 0x203A8902B0
• Base-36: 1RL8ANQO

Squares and roots of 138421011120

• 138421011120 squared (138421011120²) is 19160376319483163654400
• 138421011120 cubed (138421011120³) is 2652198663582563668858482236928000
• The square root of 138421011120 is 372049.7428032977
• The cube root of 138421011120 is 5172.8990810095

Scales and comparisons

• 138,421,011,120 seconds is equal to 4,401 years, 18 weeks, 5 days, 52 minutes.
• To count from 1 to 138,421,011,120 would take you about eight thousand, eight hundred two 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 138421011120 cubic inches would be around 431.1 feet tall.

Recreational maths with 138421011120

• 138421011120 backwards is 021110124831
• 138421011120 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138421011120's digits is 24
• More coming soon!