138118557312

Names of 138118557312

• Cardinal: 138118557312 can be written as One hundred thirty-eight billion, one hundred eighteen million, five hundred fifty-seven thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.38118557312 × 10¹¹

Factors of 138118557312

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 662587

Divisors of 138118557312

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 181 192 288 362 384 543 576 724 1086 1152 1448 1629 2172 2896 3258 4344 5792 6516 8688 11584 13032 17376 23168 26064 34752 52128 69504 104256 208512 662401 1324802 1987203 2649604 3974406 5299208 5961609 7948812 10598416 11923218 15897624 21196832 23846436 31795248 42393664 47692872 63590496 84787328 95385744 119894581 127180992 190771488 239789162 254361984 359683743 381542976 479578324 719367486 763085952 959156648 1079051229 1438734972 1918313296 2158102458 2877469944 3836626592 4316204916 5754939888 7673253184 8632409832 11509879776 15346506368 17264819664 23019759552 34529639328 46039519104 69059278656 138118557312
• Sum of all divisors σ(n): 399646998660
• Sum of proper divisors (its aliquot sum) s(n): 261528441348
• 138118557312 is an abundant number, because the sum of its proper divisors (261528441348) is greater than itself. Its abundance is 123409884036

Bases of 138118557312

• Binary: 10000000101000100000011110111010000000₂
• Hexadecimal: 0x202881EE80
• Base-36: 1RG880W0

Squares and roots of 138118557312

• 138118557312 squared (138118557312²) is 19076735873948228665344
• 138118557312 cubed (138118557312³) is 2634851237131804828635196532195328
• The square root of 138118557312 is 371643.0509400115
• The cube root of 138118557312 is 5169.1286901415

Scales and comparisons

• 138,118,557,312 seconds is equal to 4,391 years, 38 weeks, 4 days, 9 hours, 55 minutes, 12 seconds.
• To count from 1 to 138,118,557,312 would take you about eight thousand, seven hundred eighty-three 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 138118557312 cubic inches would be around 430.8 feet tall.

Recreational maths with 138118557312

• 138118557312 backwards is 213755811831
• The number of decimal digits it has is: 12
• The sum of 138118557312's digits is 45
• More coming soon!