81676384608

Names of 81676384608

• Cardinal: 81676384608 can be written as Eighty-one billion, six hundred seventy-six million, three hundred eighty-four thousand, six hundred eight.

Scientific notation

• Scientific notation: 8.1676384608 × 10¹⁰

Factors of 81676384608

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5479

Divisors of 81676384608

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 49 52 56 78 84 91 96 98 104 112 147 156 168 182 196 208 224 257 273 294 312 336 364 392 416 514 546 588 624 637 672 728 771 784 1028 1092 1176 1248 1274 1456 1542 1568 1799 1911 2056 2184 2352 2548 2912 3084 3341 3598 3822 4112 4368 4704 5096 5197 5397 6168 6682 7196 7644 8224 8736 10023 10192 10394 10794 12336 12593 13364 14392 15288 15591 20046 20384 20788 21588 23387 24672 25186 26728 28784 30576 31182 36379 37779 40092 41576 43176 46774 50372 53456 57568 61152 62364 67561 70161 72758 75558 80184 83152 86352 93548 100744 106912 109137 124728 135122 140322 145516 151116 160368 163709 166304 172704 187096 201488 202683 218274 249456 254653 270244 280644 291032 302232 320736 327418 374192 402976 405366 436548 472927 491127 498912 509306 540488 561288 582064 604464 654836 748384 763959 810732 873096 945854 982254 1018612 1080976 1122576 1164128 1208928 1309672 1335629 1418781 1527918 1621464 1746192 1891708 1964508 2037224 2161952 2245152 2619344 2671258 2837562 3055836 3242928 3310489 3492384 3783416 3929016 4006887 4074448 5238688 5342516 5675124 6111672 6485856 6620978 7566832 7858032 8013774 8148896 9349403 9931467 10685032 11350248 12223344 13241956 15133664 15716064 16027548 17363177 18698806 19862934 21370064 22700496 24446688 26483912 28048209 32055096 34726354 37397612 39725868 42740128 45400992 52089531 52967824 56096418 64110192 65445821 69452708 74795224 79451736 104179062 105935648 112192836 121542239 128220384 130891642 138905416 149590448 158903472 196337463 208358124 224385672 243084478 261783284 277810832 299180896 317806944 364626717 392674926 416716248 448771344 486168956 523566568 555621664 729253434 785349852 833432496 850795673 897542688 972337912 1047133136 1458506868 1570699704 1666864992 1701591346 1944675824 2094266272 2552387019 2917013736 3141399408 3403182692 3889351648 5104774038 5834027472 6282798816 6806365384 10209548076 11668054944 13612730768 20419096152 27225461536 40838192304 81676384608
• Sum of all divisors σ(n): 269686628064
• Sum of proper divisors (its aliquot sum) s(n): 188010243456
• 81676384608 is an abundant number, because the sum of its proper divisors (188010243456) is greater than itself. Its abundance is 106333858848

Bases of 81676384608

• Binary: 1001100000100010010101011100101100000₂
• Hexadecimal: 0x13044AB960
• Base-36: 11IS0DPC

Squares and roots of 81676384608

• 81676384608 squared (81676384608²) is 6671031802633939313664
• 81676384608 cubed (81676384608³) is 544865759244129174816952413683712
• The square root of 81676384608 is 285790.8056743603
• The cube root of 81676384608 is 4338.7587431913

Scales and comparisons

• 81,676,384,608 seconds is equal to 2,597 years, 2 weeks, 6 days, 12 hours, 36 minutes, 48 seconds.
• To count from 1 to 81,676,384,608 would take you about five thousand, one hundred ninety-four 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 81676384608 cubic inches would be around 361.6 feet tall.

Recreational maths with 81676384608

• 81676384608 backwards is 80648367618
• The number of decimal digits it has is: 11
• The sum of 81676384608's digits is 57
• More coming soon!