138926190208

Names of 138926190208

• Cardinal: 138926190208 can be written as One hundred thirty-eight billion, nine hundred twenty-six million, one hundred ninety thousand, two hundred eight.

Scientific notation

• Scientific notation: 1.38926190208 × 10¹¹

Factors of 138926190208

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 18898

Divisors of 138926190208

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 61 64 73 104 122 128 146 208 244 292 416 488 584 793 832 949 976 1168 1586 1664 1898 1952 2336 3172 3796 3904 4453 4672 6344 7592 7808 8906 9344 12688 15184 17812 18749 25376 30368 35624 37498 50752 57889 60736 71248 74996 101504 115778 121472 142496 149992 231556 243737 284992 299984 463112 487474 569984 599968 926224 974948 1143689 1199936 1368677 1852448 1949896 2287378 2399872 2737354 3704896 3899792 4574756 5474708 7409792 7799584 9149512 10949416 14867957 15599168 17792801 18299024 21898832 29735914 31198336 35585602 36598048 43797664 59471828 71171204 73196096 83489297 87595328 118943656 142342408 146392192 166978594 175190656 237887312 284684816 333957188 475774624 569369632 667914376 951549248 1085360861 1138739264 1335828752 1903098496 2170721722 2277478528 2671657504 4341443444 5343315008 8682886888 10686630016 17365773776 34731547552 69463095104 138926190208
• Sum of all divisors σ(n): 307109250000
• Sum of proper divisors (its aliquot sum) s(n): 168183059792
• 138926190208 is an abundant number, because the sum of its proper divisors (168183059792) is greater than itself. Its abundance is 29256869584

Bases of 138926190208

• Binary: 10000001011000101001010110111010000000₂
• Hexadecimal: 0x2058A56E80
• Base-36: 1RTL2EF4

Squares and roots of 138926190208

• 138926190208 squared (138926190208²) is 19300486325709395083264
• 138926190208 cubed (138926190208³) is 2681343034392406461870154461478912
• The square root of 138926190208 is 372728.0378613877
• The cube root of 138926190208 is 5179.1844172433

Scales and comparisons

• 138,926,190,208 seconds is equal to 4,417 years, 22 weeks, 23 minutes, 28 seconds.
• To count from 1 to 138,926,190,208 would take you about eight thousand, eight hundred thirty-four 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 138926190208 cubic inches would be around 431.6 feet tall.

Recreational maths with 138926190208

• 138926190208 backwards is 802091629831
• The number of decimal digits it has is: 12
• The sum of 138926190208's digits is 49
• More coming soon!