138629794624

Names of 138629794624

• Cardinal: 138629794624 can be written as One hundred thirty-eight billion, six hundred twenty-nine million, seven hundred ninety-four thousand, six hundred twenty-four.

Scientific notation

• Scientific notation: 1.38629794624 × 10¹¹

Factors of 138629794624

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 223

Divisors of 138629794624

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 4 8 16 32 59 61 64 101 118 122 202 236 244 404 472 488 808 944 976 1616 1888 1952 3232 3481 3599 3776 3904 5959 6161 6464 6962 7198 10201 11918 12322 13924 14396 20402 23836 24644 27848 28792 40804 47672 49288 55696 57584 81608 95344 98576 111392 115168 163216 190688 197152 212341 222784 230336 326432 351581 363499 381376 394304 424682 601859 622261 652864 703162 726998 849364 1203718 1244522 1406324 1453996 1698728 2407436 2489044 2812648 2907992 3397456 4814872 4978088 5625296 5815984 6794912 9629744 9956176 11250592 11631968 13589824 19259488 19912352 21446441 22501184 23263936 35509681 36713399 38518976 39824704 42892882 71019362 73426798 85785764 142038724 146853596 171571528 284077448 293707192 343143056 568154896 587414384 686286112 1136309792 1174828768 1372572224 2166090541 2272619584 2349657536 4332181082 8664362164 17328724328 34657448656 69314897312 138629794624
• Sum of all divisors σ(n): 287266535702
• Sum of proper divisors (its aliquot sum) s(n): 148636741078
• 138629794624 is an abundant number, because the sum of its proper divisors (148636741078) is greater than itself. Its abundance is 10006946454

Bases of 138629794624

• Binary: 10000001000110111110101100101101000000₂
• Hexadecimal: 0x2046FACB40
• Base-36: 1ROOLM4G

Squares and roots of 138629794624

• 138629794624 squared (138629794624²) is 19218219957492419301376
• 138629794624 cubed (138629794624³) is 2664217885746032097786648440602624
• The square root of 138629794624 is 372330.2225498221
• The cube root of 138629794624 is 5175.4985742457

Scales and comparisons

• 138,629,794,624 seconds is equal to 4,407 years, 51 weeks, 6 days, 12 hours, 17 minutes, 4 seconds.
• To count from 1 to 138,629,794,624 would take you about eight thousand, eight hundred fifteen 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 138629794624 cubic inches would be around 431.3 feet tall.

Recreational maths with 138629794624

• 138629794624 backwards is 426497926831
• 138629794624 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138629794624's digits is 61
• More coming soon!