21590800920

Names of 21590800920

• Cardinal: 21590800920 can be written as Twenty-one billion, five hundred ninety million, eight hundred thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.159080092 × 10¹⁰

Factors of 21590800920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1988

Divisors of 21590800920

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 30 36 37 39 40 45 52 60 65 67 72 74 78 90 104 111 117 120 130 134 148 156 180 185 195 201 222 234 260 268 296 312 333 335 360 370 390 402 444 468 481 520 536 555 585 603 666 670 740 780 804 871 888 936 962 1005 1110 1170 1206 1332 1340 1443 1480 1560 1608 1665 1742 1861 1924 2010 2220 2340 2405 2412 2479 2613 2664 2680 2886 3015 3330 3484 3722 3848 4020 4329 4355 4440 4680 4810 4824 4958 5226 5583 5772 6030 6660 6968 7215 7437 7444 7839 8040 8658 8710 9305 9620 9916 10452 11166 11544 12060 12395 13065 13320 14430 14874 14888 15678 16749 17316 17420 18610 19240 19832 20904 21645 22311 22332 24120 24193 24790 26130 27915 28860 29748 31356 32227 33498 34632 34840 37185 37220 39195 43290 44622 44664 48386 49580 52260 55830 57720 59496 62712 64454 66996 68857 72579 74370 74440 78390 83745 86580 89244 96681 96772 99160 104520 111555 111660 120965 124687 128908 133992 137714 145158 148740 156780 161135 167490 173160 178488 193362 193544 206571 217737 223110 223320 241930 249374 257816 275428 290043 290316 297480 313560 322270 334980 344285 362895 374061 386724 413142 435474 446220 483405 483860 498748 550856 580086 580632 619713 623435 644540 669960 688570 725790 748122 773448 826284 870948 892440 895141 966810 967720 997496 1032855 1088685 1122183 1160172 1239426 1246870 1289080 1377140 1450215 1451580 1496244 1620931 1652568 1741896 1790282 1870305 1933620 2065710 2177370 2244366 2320344 2478852 2493740 2685423 2754280 2900430 2903160 2992488 3098565 3241862 3580564 3740610 3867240 4131420 4354740 4475705 4488732 4613419 4862793 4957704 4987480 5370846 5610915 5800860 6197130 6483724 7161128 7481220 8056269 8104655 8262840 8709480 8951410 8977464 9226838 9725586 10741692 11221830 11601720 12394260 12967448 13427115 13840257 14588379 14962440 16112538 16209310 17902820 18453676 19451172 21483384 22443660 23067095 24313965 24788520 26854230 27680514 29176758 32225076 32418620 35805640 36907352 38902344 40281345 41520771 44887320 46134190 48627930 53708460 55361028 58353516 59974447 64450152 64837240 69201285 72941895 80562690 83041542 92268380 97255860 107416920 110722056 116707032 119948894 138402570 145883790 161125380 166083084 179923341 184536760 194511720 207603855 239897788 276805140 291767580 299872235 322250760 332166168 359846682 415207710 479795576 539770023 553610280 583535160 599744470 719693364 830415420 899616705 1079540046 1199488940 1439386728 1660830840 1799233410 2159080092 2398977880 2698850115 3598466820 4318160184 5397700230 7196933640 10795400460 21590800920
• Sum of all divisors σ(n): 78810863040
• Sum of proper divisors (its aliquot sum) s(n): 57220062120
• 21590800920 is an abundant number, because the sum of its proper divisors (57220062120) is greater than itself. Its abundance is 35629261200

Bases of 21590800920

• Binary: 10100000110111010010111101000011000₂
• Hexadecimal: 0x506E97A18
• Base-36: 9X2LSM0

Squares and roots of 21590800920

• 21590800920 squared (21590800920²) is 466162684367072846400
• 21590800920 cubed (21590800920³) is 10064825714502266029760138688000
• The square root of 21590800920 is 146938.0853284811
• The cube root of 21590800920 is 2784.5578889645

Scales and comparisons

• 21,590,800,920 seconds is equal to 686 years, 27 weeks, 12 hours, 42 minutes.
• To count from 1 to 21,590,800,920 would take you about one thousand, three hundred seventy-three 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 21590800920 cubic inches would be around 232 feet tall.

Recreational maths with 21590800920

• 21590800920 backwards is 02900809512
• 21590800920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21590800920's digits is 36
• More coming soon!