21092412992

Names of 21092412992

• Cardinal: 21092412992 can be written as Twenty-one billion, ninety-two million, four hundred twelve thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 2.1092412992 × 10¹⁰

Factors of 21092412992

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 63

Divisors of 21092412992

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 32 34 37 49 56 64 68 74 98 112 119 136 148 196 224 238 259 272 289 296 392 448 476 518 544 578 592 629 784 833 952 1036 1088 1156 1184 1258 1369 1568 1666 1813 1904 2023 2072 2312 2368 2516 2738 3136 3332 3626 3808 4046 4144 4403 4624 4913 5032 5476 6664 7252 7616 8092 8288 8806 9248 9583 9826 10064 10693 10952 13328 14161 14504 16184 16576 17612 18496 19166 19652 20128 21386 21904 23273 26656 28322 29008 30821 32368 34391 35224 38332 39304 40256 42772 43808 46546 53312 56644 58016 61642 64736 67081 68782 70448 74851 76664 78608 85544 87616 93092 113288 116032 123284 129472 134162 137564 140896 149702 153328 157216 162911 171088 181781 186184 226576 240737 246568 268324 275128 281792 299404 306656 314432 325822 342176 363562 372368 395641 453152 481474 493136 523957 536648 550256 598808 613312 651644 684352 727124 744736 791282 906304 962948 986272 1047914 1073296 1100512 1140377 1197616 1272467 1303288 1454248 1489472 1582564 1925896 1972544 2095828 2146592 2201024 2280754 2395232 2544934 2606576 2769487 2908496 3165128 3851792 4191656 4293184 4561508 4790464 5089868 5213152 5538974 5816992 6330256 6725897 7703584 8383312 8907269 9123016 10179736 10426304 11077948 11633984 12660512 13451794 15407168 16766624 17814538 18246032 19386409 20359472 22155896 25321024 26903588 33533248 35629076 36492064 38772818 40718944 44311792 47081279 53807176 71258152 72984128 77545636 81437888 88623584 94162558 107614352 142516304 155091272 177247168 188325116 215228704 285032608 310182544 329568953 376650232 430457408 570065216 620365088 659137906 753300464 1240730176 1318275812 1506600928 2636551624 3013201856 5273103248 10546206496 21092412992
• Sum of all divisors σ(n): 53167125060
• Sum of proper divisors (its aliquot sum) s(n): 32074712068
• 21092412992 is an abundant number, because the sum of its proper divisors (32074712068) is greater than itself. Its abundance is 10982299076

Bases of 21092412992

• Binary: 10011101001001101001010111001000000₂
• Hexadecimal: 0x4E934AE40
• Base-36: 9OTVM0W

Squares and roots of 21092412992

• 21092412992 squared (21092412992²) is 444889885825090392064
• 21092412992 cubed (21092412992³) is 9383801207786533225145087295488
• The square root of 21092412992 is 145232.2725567565
• The cube root of 21092412992 is 2762.9652455073

Scales and comparisons

• 21,092,412,992 seconds is equal to 670 years, 35 weeks, 3 hours, 36 minutes, 32 seconds.
• To count from 1 to 21,092,412,992 would take you about one thousand, three hundred forty-one 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 21092412992 cubic inches would be around 230.2 feet tall.

Recreational maths with 21092412992

• 21092412992 backwards is 29921429012
• The number of decimal digits it has is: 11
• The sum of 21092412992's digits is 41
• More coming soon!