131338240

Names of 131338240

• Cardinal: 131338240 can be written as One hundred thirty-one million, three hundred thirty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.3133824 × 10⁸

Factors of 131338240

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 71

Divisors of 131338240

• Number of divisors d(n): 156
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 53 55 64 80 88 106 110 121 128 160 176 212 220 242 256 265 320 352 424 440 484 512 530 583 605 640 704 848 880 968 1024 1060 1166 1210 1280 1408 1696 1760 1936 2048 2120 2332 2420 2560 2816 2915 3392 3520 3872 4096 4240 4664 4840 5120 5632 5830 6413 6784 7040 7744 8480 9328 9680 10240 11264 11660 12826 13568 14080 15488 16960 18656 19360 20480 22528 23320 25652 27136 28160 30976 32065 33920 37312 38720 45056 46640 51304 54272 56320 61952 64130 67840 74624 77440 93280 102608 108544 112640 123904 128260 135680 149248 154880 186560 205216 217088 225280 247808 256520 271360 298496 309760 373120 410432 495616 513040 542720 596992 619520 746240 820864 1026080 1085440 1193984 1239040 1492480 1641728 2052160 2387968 2478080 2984960 3283456 4104320 5969920 6566912 8208640 11939840 13133824 16417280 26267648 32834560 65669120 131338240
• Sum of all divisors σ(n): 352966572
• Sum of proper divisors (its aliquot sum) s(n): 221628332
• 131338240 is an abundant number, because the sum of its proper divisors (221628332) is greater than itself. Its abundance is 90290092

Bases of 131338240

• Binary: 111110101000001000000000000₂
• Hexadecimal: 0x7D41000
• Base-36: 26718G

Squares and roots of 131338240

• 131338240 squared (131338240²) is 17249733286297600
• 131338240 cubed (131338240³) is 2265549610291742900224000
• The square root of 131338240 is 11460.2896996541
• The cube root of 131338240 is 508.3120409129

Scales and comparisons

• 131,338,240 seconds is equal to 4 years, 9 weeks, 1 day, 2 hours, 50 minutes, 40 seconds.
• To count from 1 to 131,338,240 would take you about six 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 131338240 cubic inches would be around 42.4 feet tall.

Recreational maths with 131338240

• 131338240 backwards is 042833131
• The number of decimal digits it has is: 9
• The sum of 131338240's digits is 25
• More coming soon!