87313193142

Names of 87313193142

• Cardinal: 87313193142 can be written as Eighty-seven billion, three hundred thirteen million, one hundred ninety-three thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 8.7313193142 × 10¹⁰

Factors of 87313193142

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5842

Divisors of 87313193142

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 14 19 21 38 42 57 61 114 122 133 183 266 331 366 399 427 662 798 854 993 1159 1281 1986 2317 2318 2562 3477 4634 5419 6289 6951 6954 8113 10838 12578 13902 16226 16257 18867 20191 24339 32514 37734 37933 40382 44023 48678 60573 75866 88046 102961 113799 121146 132069 141337 205922 227598 264138 282674 308883 330559 383629 424011 617766 661118 720727 767258 848022 991677 1150887 1441454 1793689 1983354 2162181 2301774 2313913 2685403 3587378 4324362 4627826 5370806 5381067 6280621 6941739 8056209 10762134 12555823 12561242 13883478 16112418 18841863 25111646 34080091 37667469 37683726 43964347 68160182 75334938 87928694 102240273 109415029 131893041 204480546 218830058 238560637 263786082 328245087 477121274 656490174 715681911 765905203 1431363822 1531810406 2078885551 2297715609 4157771102 4595431218 6236656653 12473313306 14552198857 29104397714 43656596571 87313193142
• Sum of all divisors σ(n): 214205337600
• Sum of proper divisors (its aliquot sum) s(n): 126892144458
• 87313193142 is an abundant number, because the sum of its proper divisors (126892144458) is greater than itself. Its abundance is 39578951316

Bases of 87313193142

• Binary: 1010001010100010001011001100010110110₂
• Hexadecimal: 0x14544598B6
• Base-36: 14400R06

Squares and roots of 87313193142

• 87313193142 squared (87313193142²) is 7623593696652195832164
• 87313193142 cubed (87313193142³) is 665640308871926933492142747819288
• The square root of 87313193142 is 295488.0592206731
• The cube root of 87313193142 is 4436.3583947109

Scales and comparisons

• 87,313,193,142 seconds is equal to 2,776 years, 15 weeks, 8 hours, 45 minutes, 42 seconds.
• To count from 1 to 87,313,193,142 would take you about five thousand, five hundred fifty-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 87313193142 cubic inches would be around 369.7 feet tall.

Recreational maths with 87313193142

• 87313193142 backwards is 24139131378
• 87313193142 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 87313193142's digits is 42
• More coming soon!