138386504448

Names of 138386504448

• Cardinal: 138386504448 can be written as One hundred thirty-eight billion, three hundred eighty-six million, five hundred four thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 1.38386504448 × 10¹¹

Factors of 138386504448

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 164033

Divisors of 138386504448

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 367 384 576 734 768 1101 1152 1468 2202 2304 2936 3303 4404 5872 6606 8808 11744 13212 17616 23488 26424 35232 46976 52848 70464 93952 105696 140928 163661 211392 281856 327322 422784 490983 654644 845568 981966 1309288 1472949 1963932 2618576 2945898 3927864 5237152 5891796 7855728 10474304 11783592 15711456 20948608 23567184 31422912 41897216 47134368 60063587 62845824 94268736 120127174 125691648 180190761 188537472 240254348 360381522 377074944 480508696 540572283 720763044 961017392 1081144566 1441526088 1922034784 2162289132 2883052176 3844069568 4324578264 5766104352 7688139136 8649156528 11532208704 15376278272 17298313056 23064417408 34596626112 46128834816 69193252224 138386504448
• Sum of all divisors σ(n): 400092053088
• Sum of proper divisors (its aliquot sum) s(n): 261705548640
• 138386504448 is an abundant number, because the sum of its proper divisors (261705548640) is greater than itself. Its abundance is 123319044192

Bases of 138386504448

• Binary: 10000000111000011110100111101100000000₂
• Hexadecimal: 0x20387A7B00
• Base-36: 1RKNR280

Squares and roots of 138386504448

• 138386504448 squared (138386504448²) is 19150824613336323784704
• 138386504448 cubed (138386504448³) is 2650215675536335051551908290363392
• The square root of 138386504448 is 372003.3661783183
• The cube root of 138386504448 is 5172.4691983755

Scales and comparisons

• 138,386,504,448 seconds is equal to 4,400 years, 13 weeks, 4 days, 15 hours, 40 minutes, 48 seconds.
• To count from 1 to 138,386,504,448 would take you about eight thousand, eight hundred 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 138386504448 cubic inches would be around 431 feet tall.

Recreational maths with 138386504448

• 138386504448 backwards is 844405683831
• The number of decimal digits it has is: 12
• The sum of 138386504448's digits is 54
• More coming soon!