65138047488

Names of 65138047488

• Cardinal: 65138047488 can be written as Sixty-five billion, one hundred thirty-eight million, forty-seven thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 6.5138047488 × 10¹⁰

Factors of 65138047488

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 119

Divisors of 65138047488

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 47 48 64 67 72 94 96 128 134 141 144 188 192 201 256 268 282 288 376 384 402 423 512 536 564 576 603 752 768 804 846 1072 1128 1152 1206 1504 1536 1608 1692 2144 2256 2304 2412 3008 3149 3216 3384 4288 4489 4512 4608 4824 6016 6298 6432 6768 8576 8978 9024 9447 9648 12032 12596 12864 13467 13536 17152 17956 18048 18894 19296 24064 25192 25728 26934 27072 28341 34304 35912 36096 37788 38592 40401 50384 51456 53868 54144 56682 71824 72192 75576 77184 80802 100768 102912 107736 108288 113364 143648 151152 154368 161604 201536 210983 215472 216576 226728 287296 300763 302304 308736 323208 403072 421966 430944 453456 574592 601526 604608 632949 646416 806144 843932 861888 902289 906912 1149184 1203052 1209216 1265898 1292832 1612288 1687864 1723776 1804578 1813824 1898847 2298368 2406104 2418432 2531796 2585664 2706867 3375728 3447552 3609156 3627648 3797694 4812208 4836864 5063592 5171328 5413734 6751456 6895104 7218312 7255296 7595388 9624416 10127184 10342656 10827468 13502912 14135861 14436624 14510592 15190776 19248832 20254368 20685312 21654936 27005824 28271722 28873248 30381552 38497664 40508736 42407583 43309872 54011648 56543444 57746496 60763104 76995328 81017472 84815166 86619744 108023296 113086888 115492992 121526208 127222749 153990656 162034944 169630332 173239488 226173776 230985984 243052416 254445498 324069888 339260664 346478976 452347552 461971968 486104832 508890996 678521328 692957952 904695104 972209664 1017781992 1357042656 1385915904 1809390208 2035563984 2714085312 3618780416 4071127968 5428170624 7237560832 8142255936 10856341248 16284511872 21712682496 32569023744 65138047488
• Sum of all divisors σ(n): 194901632640
• Sum of proper divisors (its aliquot sum) s(n): 129763585152
• 65138047488 is an abundant number, because the sum of its proper divisors (129763585152) is greater than itself. Its abundance is 64625537664

Bases of 65138047488

• Binary: 111100101010100001111011101000000000₂
• Hexadecimal: 0xF2A87BA00
• Base-36: TX9IF40

Squares and roots of 65138047488

• 65138047488 squared (65138047488²) is 4242965230548943110144
• 65138047488 cubed (65138047488³) is 276378470677429924616770286518272
• The square root of 65138047488 is 255221.5654837969
• The cube root of 65138047488 is 4023.5701617343

Scales and comparisons

• 65,138,047,488 seconds is equal to 2,071 years, 9 weeks, 5 days, 14 hours, 4 minutes, 48 seconds.
• To count from 1 to 65,138,047,488 would take you about four thousand, one hundred forty-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 65138047488 cubic inches would be around 335.3 feet tall.

Recreational maths with 65138047488

• 65138047488 backwards is 88474083156
• The number of decimal digits it has is: 11
• The sum of 65138047488's digits is 54
• More coming soon!