80991830016

Names of 80991830016

• Cardinal: 80991830016 can be written as Eighty billion, nine hundred ninety-one million, eight hundred thirty thousand and sixteen.

Scientific notation

• Scientific notation: 8.0991830016 × 10¹⁰

Factors of 80991830016

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 6786

Divisors of 80991830016

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 243 256 288 324 384 432 486 512 576 648 729 768 864 972 1024 1152 1296 1458 1536 1728 1944 2048 2304 2592 2916 3072 3456 3888 4096 4608 5184 5832 6144 6781 6912 7776 8192 9216 10368 11664 12288 13562 13824 15552 16384 18432 20343 20736 23328 24576 27124 27648 31104 36864 40686 41472 46656 49152 54248 55296 61029 62208 73728 81372 82944 93312 108496 110592 122058 124416 147456 162744 165888 183087 186624 216992 221184 244116 248832 325488 331776 366174 373248 433984 442368 488232 497664 549261 650976 663552 732348 746496 867968 976464 995328 1098522 1301952 1327104 1464696 1492992 1647783 1735936 1952928 1990656 2197044 2603904 2929392 2985984 3295566 3471872 3905856 3981312 4394088 4943349 5207808 5858784 5971968 6591132 6943744 7811712 8788176 9886698 10415616 11717568 11943936 13182264 13887488 15623424 17576352 19773396 20831232 23435136 26364528 27774976 31246848 35152704 39546792 41662464 46870272 52729056 55549952 62493696 70305408 79093584 83324928 93740544 105458112 111099904 124987392 140610816 158187168 166649856 187481088 210916224 249974784 281221632 316374336 333299712 374962176 421832448 499949568 562443264 632748672 749924352 843664896 999899136 1124886528 1265497344 1499848704 1687329792 2249773056 2530994688 2999697408 3374659584 4499546112 5061989376 6749319168 8999092224 10123978752 13498638336 20247957504 26997276672 40495915008 80991830016
• Sum of all divisors σ(n): 242892792842
• Sum of proper divisors (its aliquot sum) s(n): 161900962826
• 80991830016 is an abundant number, because the sum of its proper divisors (161900962826) is greater than itself. Its abundance is 80909132810

Bases of 80991830016

• Binary: 1001011011011011111010100000000000000₂
• Hexadecimal: 0x12DB7D4000
• Base-36: 117GG000

Squares and roots of 80991830016

• 80991830016 squared (80991830016²) is 6559676529340638560256
• 80991830016 cubed (80991830016³) is 531280206424301834833148925444096
• The square root of 80991830016 is 284590.6358543795
• The cube root of 80991830016 is 4326.6032349703

Scales and comparisons

• 80,991,830,016 seconds is equal to 2,575 years, 15 weeks, 10 hours, 33 minutes, 36 seconds.
• To count from 1 to 80,991,830,016 would take you about five thousand, one hundred fifty 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 80991830016 cubic inches would be around 360.6 feet tall.

Recreational maths with 80991830016

• 80991830016 backwards is 61003819908
• The number of decimal digits it has is: 11
• The sum of 80991830016's digits is 45
• More coming soon!