21264967584

Names of 21264967584

• Cardinal: 21264967584 can be written as Twenty-one billion, two hundred sixty-four million, nine hundred sixty-seven thousand, five hundred eighty-four.

Scientific notation

• Scientific notation: 2.1264967584 × 10¹⁰

Factors of 21264967584

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 50992

Divisors of 21264967584

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 23 24 27 28 32 36 42 46 48 54 56 63 69 72 81 84 92 96 108 112 126 138 144 161 162 168 184 189 207 216 224 252 276 288 322 324 336 368 378 414 432 483 504 552 567 621 644 648 672 736 756 828 864 966 1008 1104 1134 1242 1288 1296 1449 1512 1656 1863 1932 2016 2208 2268 2484 2576 2592 2898 3024 3312 3726 3864 4347 4536 4968 5152 5796 6048 6624 7452 7728 8694 9072 9936 11592 13041 14904 15456 17388 18144 19872 23184 26082 29808 34776 46368 50957 52164 59616 69552 101914 104328 139104 152871 203828 208656 305742 356699 407656 417312 458613 611484 713398 815312 917226 1070097 1172011 1222968 1375839 1426796 1630624 1834452 2140194 2344022 2445936 2751678 2853592 3210291 3516033 3668904 4127517 4280388 4688044 4891872 5503356 5707184 6420582 7032066 7337808 8204077 8255034 8560776 9376088 9630873 10548099 11006712 11414368 12841164 14064132 14675616 16408154 16510068 17121552 18752176 19261746 21096198 22013424 24612231 25682328 28128264 28892619 31644297 32816308 33020136 34243104 37504352 38523492 42192396 44026848 49224462 51364656 56256528 57785238 63288594 65632616 66040272 73836693 77046984 84384792 94932891 98448924 102729312 112513056 115570476 126577188 131265232 132080544 147673386 154093968 168769584 189865782 196897848 221510079 231140952 253154376 262530464 295346772 308187936 337539168 379731564 393795696 443020158 462281904 506308752 590693544 664530237 759463128 787591392 886040316 924563808 1012617504 1181387088 1329060474 1518926256 1772080632 2362774176 2658120948 3037852512 3544161264 5316241896 7088322528 10632483792 21264967584
• Sum of all divisors σ(n): 74582944128
• Sum of proper divisors (its aliquot sum) s(n): 53317976544
• 21264967584 is an abundant number, because the sum of its proper divisors (53317976544) is greater than itself. Its abundance is 32053008960

Bases of 21264967584

• Binary: 10011110011011111011010011110100000₂
• Hexadecimal: 0x4F37DA7A0
• Base-36: 9ROM200

Squares and roots of 21264967584

• 21264967584 squared (21264967584²) is 452198846348570797056
• 21264967584 cubed (21264967584³) is 9615993809124554764124882632704
• The square root of 21264967584 is 145825.1267237577
• The cube root of 21264967584 is 2770.4792918327

Scales and comparisons

• 21,264,967,584 seconds is equal to 676 years, 8 weeks, 2 days, 7 hours, 26 minutes, 24 seconds.
• To count from 1 to 21,264,967,584 would take you about one thousand, three hundred fifty-two 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 21264967584 cubic inches would be around 230.9 feet tall.

Recreational maths with 21264967584

• 21264967584 backwards is 48576946212
• 21264967584 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21264967584's digits is 54
• More coming soon!