21004497015264

Names of 21004497015264

• Cardinal: 21004497015264 can be written as Twenty-one trillion, four billion, four hundred ninety-seven million, fifteen thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 2.1004497015264 × 10¹³

Factors of 21004497015264

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1106

Divisors of 21004497015264

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 72 84 96 103 112 126 144 168 206 224 252 288 309 336 412 504 618 672 721 824 927 991 1008 1236 1442 1648 1854 1982 2016 2163 2472 2884 2973 3296 3708 3964 4326 4944 5768 5946 6489 6937 7416 7928 8652 8919 9888 10609 11536 11892 12978 13874 14832 15856 17304 17838 20811 21218 23072 23784 25956 27748 29664 31712 31827 34608 35676 41622 42436 47568 51912 55496 62433 63654 69216 71352 74263 83244 84872 95136 95481 102073 103824 110992 124866 127308 142704 148526 166488 169744 190962 204146 207648 221984 222789 249732 254616 285408 297052 306219 332976 339488 381924 408292 445578 499464 509232 594104 612438 665952 668367 714511 763848 816584 891156 918657 982081 998928 1018464 1188208 1224876 1336734 1429022 1527696 1633168 1782312 1837314 1964162 1997856 2143533 2376416 2449752 2673468 2858044 2946243 3055392 3266336 3564624 3674628 3928324 4287066 4899504 5346936 5716088 5892486 6430599 6874567 7129248 7349256 7856648 8574132 8838729 9799008 10513519 10693872 11432176 11784972 12861198 13749134 14698512 15713296 17148264 17677458 20623701 21027038 21387744 22864352 23569944 25722396 27498268 29397024 31426592 31540557 34296528 35354916 41247402 42054076 47139888 51444792 54996536 61871103 63081114 68593056 70709832 73594633 82494804 84108152 94279776 94621671 101154343 102889584 109993072 123742206 126162228 141419664 147189266 164989608 168216304 189243342 202308686 205779168 219986144 220783899 247484412 252324456 282839328 294378532 303463029 329979216 336432608 378486684 404617372 441567798 494968824 504648912 588757064 606926058 659958432 662351697 708080401 756973368 809234744 883135596 910389087 989937648 1009297824 1177514128 1213852116 1324703394 1416160802 1513946736 1618469488 1766271192 1820778174 1979875296 2124241203 2355028256 2427704232 2649406788 2832321604 3027893472 3236938976 3532542384 3641556348 4248482406 4855408464 5298813576 5664643208 6372723609 7065084768 7283112696 8496964812 9710816928 10418897329 10597627152 11329286416 12745447218 14566225392 16993929624 20837794658 21195254304 22658572832 25490894436 29132450784 31256691987 33987859248 41675589316 50981788872 62513383974 67975718496 72932281303 83351178632 93770075961 101963577744 125026767948 145864562606 166702357264 187540151922 203927155488 218796843909 250053535896 291729125212 333404714528 375080303844 437593687818 500107071792 583458250424 656390531727 750160607688 875187375636 1000214143584 1166916500848 1312781063454 1500321215376 1750374751272 2333833001696 2625562126908 3000642430752 3500749502544 5251124253816 7001499005088 10502248507632 21004497015264
• Sum of all divisors σ(n): 69003443193048
• Sum of proper divisors (its aliquot sum) s(n): 47998946177784
• 21004497015264 is an abundant number, because the sum of its proper divisors (47998946177784) is greater than itself. Its abundance is 26994449162520

Bases of 21004497015264

• Binary: 100110001101001111101100101010101000111100000₂
• Hexadecimal: 0x131A7D9551E0
• Base-36: 7G1BZ7AW0

Squares and roots of 21004497015264

• 21004497015264 squared (21004497015264²) is 441188894864234284648989696
• 21004497015264 cubed (21004497015264³) is 9266950825343431730414522243545090719744
• The square root of 21004497015264 is 4583066.3332821183
• The cube root of 21004497015264 is 27591.2109762903

Scales and comparisons

• 21,004,497,015,264 seconds is equal to 667,878 years, 1 week, 5 days, 8 hours, 14 minutes, 24 seconds.
• To count from 1 to 21,004,497,015,264 would take you about one million, six hundred sixty-nine thousand, six hundred ninety-five 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 21004497015264 cubic inches would be around 2299.3 feet tall.

Recreational maths with 21004497015264

• 21004497015264 backwards is 46251079440012
• The number of decimal digits it has is: 14
• The sum of 21004497015264's digits is 45
• More coming soon!