138031449318

Names of 138031449318

• Cardinal: 138031449318 can be written as One hundred thirty-eight billion, thirty-one million, four hundred forty-nine thousand, three hundred eighteen.

Scientific notation

• Scientific notation: 1.38031449318 × 10¹¹

Factors of 138031449318

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 15303

Divisors of 138031449318

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 38 42 57 63 114 126 133 171 266 342 399 798 1197 2394 6829 8443 13658 16886 20487 25329 40974 47803 50658 59101 61461 75987 95606 118202 122922 129751 143409 151974 160417 177303 259502 286818 320834 354606 389253 430227 481251 531909 778506 860454 908257 962502 1063818 1122919 1167759 1443753 1816514 2245838 2335518 2724771 2887506 3368757 5449542 6737514 8174313 10106271 16348626 20212542 57657247 115314494 172971741 345943482 403600729 518915223 807201458 1037830446 1095487693 1210802187 2190975386 2421604374 3286463079 3632406561 6572926158 7264813122 7668413851 9859389237 15336827702 19718778474 23005241553 46010483106 69015724659 138031449318
• Sum of all divisors σ(n): 359876524800
• Sum of proper divisors (its aliquot sum) s(n): 221845075482
• 138031449318 is an abundant number, because the sum of its proper divisors (221845075482) is greater than itself. Its abundance is 83813626164

Bases of 138031449318

• Binary: 10000000100011010100001100010011100110₂
• Hexadecimal: 0x202350C4E6
• Base-36: 1RESCZXI

Squares and roots of 138031449318

• 138031449318 squared (138031449318²) is 19052681000827602665124
• 138031449318 cubed (138031449318³) is 2629869171937756753326505132185432
• The square root of 138031449318 is 371525.8393678695
• The cube root of 138031449318 is 5168.0417806257

Scales and comparisons

• 138,031,449,318 seconds is equal to 4,388 years, 50 weeks, 4 days, 5 hours, 15 minutes, 18 seconds.
• To count from 1 to 138,031,449,318 would take you about eight thousand, seven hundred seventy-seven 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 138031449318 cubic inches would be around 430.7 feet tall.

Recreational maths with 138031449318

• 138031449318 backwards is 813944130831
• The number of decimal digits it has is: 12
• The sum of 138031449318's digits is 45
• More coming soon!