21462807168

Names of 21462807168

• Cardinal: 21462807168 can be written as Twenty-one billion, four hundred sixty-two million, eight hundred seven thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1462807168 × 10¹⁰

Factors of 21462807168

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 936

Divisors of 21462807168

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 81 88 96 99 108 128 132 144 162 176 192 198 216 264 288 297 307 324 352 384 396 432 528 576 594 613 614 648 704 792 864 891 921 1056 1152 1188 1226 1228 1296 1408 1584 1728 1782 1839 1842 2112 2376 2452 2456 2592 2763 3168 3377 3456 3564 3678 3684 4224 4752 4904 4912 5184 5517 5526 6336 6743 6754 7128 7356 7368 8289 9504 9808 9824 10131 10368 11034 11052 12672 13486 13508 14256 14712 14736 16551 16578 19008 19616 19648 20229 20262 22068 22104 24867 26972 27016 28512 29424 29472 30393 33102 33156 38016 39232 39296 40458 40524 44136 44208 49653 49734 53944 54032 57024 58848 58944 60687 60786 66204 66312 78464 80916 81048 88272 88416 91179 99306 99468 107888 108064 114048 117696 117888 121374 121572 132408 132624 161832 162096 176544 176832 182061 182358 188191 198612 198936 215776 216128 235392 242748 243144 264816 265248 273537 323664 324192 353088 353664 364122 364716 376382 397224 397872 431552 432256 485496 486288 529632 530496 546183 547074 564573 647328 648384 706176 728244 729432 752764 794448 795744 863104 970992 972576 1059264 1060992 1092366 1094148 1129146 1294656 1296768 1456488 1458864 1505528 1588896 1591488 1693719 1941984 1945152 2070101 2118528 2184732 2188296 2258292 2589312 2912976 2917728 3011056 3177792 3182976 3387438 3883968 3890304 4140202 4369464 4376592 4516584 5081157 5825952 5835456 6022112 6210303 6355584 6774876 7767936 8280404 8738928 8753184 9033168 10162314 11651904 11670912 12044224 12420606 13549752 15243471 16560808 17477856 17506368 18066336 18630909 20324628 23303808 24088448 24841212 27099504 30486942 33121616 34955712 35012736 36132672 37261818 40649256 49682424 54199008 55892727 60973884 66243232 69911424 72265344 74523636 81298512 99364848 108398016 111785454 121947768 132486464 149047272 162597024 167678181 198729696 216796032 223570908 243895536 264972928 298094544 325194048 335356362 397459392 447141816 487791072 596189088 650388096 670712724 794918784 894283632 975582144 1192378176 1341425448 1788567264 1951164288 2384756352 2682850896 3577134528 5365701792 7154269056 10731403584 21462807168
• Sum of all divisors σ(n): 70020609120
• Sum of proper divisors (its aliquot sum) s(n): 48557801952
• 21462807168 is an abundant number, because the sum of its proper divisors (48557801952) is greater than itself. Its abundance is 27094994784

Bases of 21462807168

• Binary: 10011111111010010000111001010000000₂
• Hexadecimal: 0x4FF487280
• Base-36: 9UYEG00

Squares and roots of 21462807168

• 21462807168 squared (21462807168²) is 460652091530752180224
• 21462807168 cubed (21462807168³) is 9886887012060419986143295045632
• The square root of 21462807168 is 146501.9015849283
• The cube root of 21462807168 is 2779.0445437311

Scales and comparisons

• 21,462,807,168 seconds is equal to 682 years, 23 weeks, 3 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 21,462,807,168 would take you about one thousand, three hundred sixty-four 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 21462807168 cubic inches would be around 231.6 feet tall.

Recreational maths with 21462807168

• 21462807168 backwards is 86170826412
• The number of decimal digits it has is: 11
• The sum of 21462807168's digits is 45
• More coming soon!