139955409981918

Names of 139955409981918

• Cardinal: 139955409981918 can be written as One hundred thirty-nine trillion, nine hundred fifty-five billion, four hundred nine million, nine hundred eighty-one thousand, nine hundred eighteen.

Scientific notation

• Scientific notation: 1.39955409981918 × 10¹⁴

Factors of 139955409981918

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2663706

Divisors of 139955409981918

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 6 9 18 27 31 54 62 81 93 162 186 243 279 486 558 729 837 1163 1458 1674 2326 2511 3489 5022 6978 7533 10467 15066 20934 22599 31401 36053 45198 62802 72106 94203 108159 188406 216318 282609 324477 565218 648954 847827 973431 1695654 1946862 2662507 2920293 5325014 5840586 7987521 8760879 15975042 17521758 23962563 26282637 47925126 52565274 71887689 82537717 143775378 165075434 215663067 247613151 431326134 495226302 646989201 742839453 1293978402 1485678906 1940967603 2228518359 3096495641 3881935206 4457036718 6192991282 6685555077 9289486923 13371110154 18578973846 20056665231 27868460769 40113330462 55736921538 60169995693 83605382307 95991364871 120339991386 167210764614 191982729742 250816146921 287974094613 501632293842 575948189226 752448440763 863922283839 1504896881526 1727844567678 2257345322289 2591766851517 4514690644578 5183533703034 7775300554551 15550601109102 23325901663653 46651803327306 69977704990959 139955409981918
• Sum of all divisors σ(n): 325188588289536
• Sum of proper divisors (its aliquot sum) s(n): 185233178307618
• 139955409981918 is an abundant number, because the sum of its proper divisors (185233178307618) is greater than itself. Its abundance is 45277768325700

Bases of 139955409981918

• Binary: 11111110100100111101000011111110001000111011110₂
• Hexadecimal: 0x7F49E87F11DE
• Base-36: 1DLYMLK7VI

Squares and roots of 139955409981918

• 139955409981918 squared (139955409981918²) is 19587516783206752553086958724
• 139955409981918 cubed (139955409981918³) is 2741378941921400689861887574205578452352632
• The square root of 139955409981918 is 11830275.1439650805
• The cube root of 139955409981918 is 51919.4277330019

Scales and comparisons

• 139,955,409,981,918 seconds is equal to 4,450,149 years, 6 weeks, 4 days, 4 hours, 45 minutes, 18 seconds.
• To count from 1 to 139,955,409,981,918 would take you about eleven million, one hundred twenty-five thousand, three hundred seventy-two 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 139955409981918 cubic inches would be around 4326.6 feet tall.

Recreational maths with 139955409981918

• 139955409981918 backwards is 819189904559931
• 139955409981918 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 139955409981918's digits is 81
• More coming soon!