138836962902798768

Names of 138836962902798768

• Cardinal: 138836962902798768 can be written as One hundred thirty-eight quadrillion, eight hundred thirty-six trillion, nine hundred sixty-two billion, nine hundred two million, seven hundred ninety-eight thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38836962902798768 × 10¹⁷

Factors of 138836962902798768

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1014801

Divisors of 138836962902798768

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 48 53 106 159 212 318 424 636 848 1272 2544 2809 5618 8427 11236 16854 22472 33708 44944 67416 134832 1014743 2029486 3044229 4058972 6088458 8117944 12176916 16235888 24353832 48707664 53781379 107562758 161344137 215125516 322688274 430251032 645376548 860502064 1290753096 2581506192 2850413087 5700826174 8551239261 11401652348 17102478522 22803304696 34204957044 45606609392 68409914088 136819828176 1029703356049 2059406712098 3089110068147 4118813424196 6178220136294 8237626848392 12356440272588 16475253696784 24712880545176 49425761090352 54574277870597 109148555741194 163722833611791 218297111482388 327445667223582 436594222964776 654891334447164 873188445929552 1309782668894328 2619565337788656 2892436727141641 5784873454283282 8677310181424923 11569746908566564 17354620362849846 23139493817133128 34709240725699692 46278987634266256 69418481451399384 138836962902798768
• Sum of all divisors σ(n): 365557408083964516
• Sum of proper divisors (its aliquot sum) s(n): 226720445181165748
• 138836962902798768 is an abundant number, because the sum of its proper divisors (226720445181165748) is greater than itself. Its abundance is 87883482278366980

Bases of 138836962902798768

• Binary: 111101101001111110111101101101111100000111111000110110000₂
• Hexadecimal: 0x1ED3F7B6F83F1B0
• Base-36: 11Z1LG94675C

Squares and roots of 138836962902798768

• 138836962902798768 squared (138836962902798768²) is 19275702268073121307971247502317824
• 138836962902798768 cubed (138836962902798768³) is 2676179960717862016207414037322885467126296651640832
• The square root of 138836962902798768 is 372608323.7164714331
• The cube root of 138836962902798768 is 517807.5378362853

Scales and comparisons

• 138,836,962,902,798,768 seconds is equal to 4,414,585,969 years, 20 weeks, 11 hours, 12 minutes, 48 seconds.
• To count from 1 to 138,836,962,902,798,768 would take you about thirteen billion, two hundred forty-three million, seven hundred fifty-seven thousand, nine hundred eight 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 138836962902798768 cubic inches would be around 43150.6 feet tall.

Recreational maths with 138836962902798768

• 138836962902798768 backwards is 867897209269638831
• The number of decimal digits it has is: 18
• The sum of 138836962902798768's digits is 102
• More coming soon!