21041317792

Names of 21041317792

• Cardinal: 21041317792 can be written as Twenty-one billion, forty-one million, three hundred seventeen thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 2.1041317792 × 10¹⁰

Factors of 21041317792

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 53

Divisors of 21041317792

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 8 11 16 17 22 23 32 34 44 46 68 88 92 136 176 184 187 253 272 289 352 368 374 391 506 529 544 578 736 748 782 1012 1058 1156 1496 1564 2024 2116 2312 2992 3128 3179 4048 4232 4301 4624 4913 5819 5984 6256 6358 6647 8096 8464 8602 8993 9248 9826 11638 12167 12512 12716 13294 16928 17204 17986 19652 23276 24334 25432 26588 34408 35972 39304 46552 48668 50864 53176 54043 68816 71944 73117 78608 93104 97336 98923 101728 106352 108086 112999 133837 137632 143888 146234 152881 157216 186208 194672 197846 206839 212704 216172 225998 267674 287776 292468 305762 389344 395692 413678 432344 451996 535348 584936 611524 791384 827356 864688 903992 1070696 1169872 1223048 1242989 1582768 1654712 1681691 1729376 1807984 2141392 2275229 2339744 2446096 2485978 2598977 3165536 3309424 3363382 3516263 3615968 4282784 4550458 4892192 4971956 5197954 6618848 6726764 7032526 9100916 9943912 10395908 13453528 14065052 18201832 19887824 20791816 26907056 28130104 28588747 36403664 38678893 39775648 41583632 53814112 56260208 57177494 59776471 72807328 77357786 83167264 112520416 114354988 119552942 154715572 228709976 239105884 309431144 457419952 478211768 618862288 657541181 914839904 956423536 1237724576 1315082362 1912847072 2630164724 5260329448 10520658896 21041317792
• Sum of all divisors σ(n): 50197190400
• Sum of proper divisors (its aliquot sum) s(n): 29155872608
• 21041317792 is an abundant number, because the sum of its proper divisors (29155872608) is greater than itself. Its abundance is 8114554816

Bases of 21041317792

• Binary: 10011100110001010010000011110100000₂
• Hexadecimal: 0x4E62907A0
• Base-36: 9NZGGPS

Squares and roots of 21041317792

• 21041317792 squared (21041317792²) is 442737054423935755264
• 21041317792 cubed (21041317792³) is 9315771060428031717901360857088
• The square root of 21041317792 is 145056.2573348699
• The cube root of 21041317792 is 2760.7323982249

Scales and comparisons

• 21,041,317,792 seconds is equal to 669 years, 2 weeks, 3 days, 18 hours, 29 minutes, 52 seconds.
• To count from 1 to 21,041,317,792 would take you about one thousand, three hundred thirty-eight 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 21041317792 cubic inches would be around 230.1 feet tall.

Recreational maths with 21041317792

• 21041317792 backwards is 29771314012
• The number of decimal digits it has is: 11
• The sum of 21041317792's digits is 37
• More coming soon!