21342390709464

Names of 21342390709464

• Cardinal: 21342390709464 can be written as Twenty-one trillion, three hundred forty-two billion, three hundred ninety million, seven hundred nine thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 2.1342390709464 × 10¹³

Factors of 21342390709464

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2264935

Divisors of 21342390709464

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 66 72 73 88 99 132 146 163 198 219 264 292 326 396 438 489 584 652 657 792 803 876 978 1304 1314 1467 1606 1752 1793 1956 2409 2628 2934 3212 3586 3912 4818 5256 5379 5868 6424 7172 7227 9636 10758 11736 11899 14344 14454 16137 19272 21516 23798 28908 32274 35697 43032 47596 57816 64548 71394 95192 107091 129096 130889 142788 214182 261778 285576 392667 428364 523556 785334 856728 1047112 1178001 1570668 2264683 2356002 3141336 4529366 4712004 6794049 9058732 9424008 13588098 18117464 20382147 24911513 27176196 40764294 49823026 54352392 74734539 81528588 99646052 149469078 163057176 165321859 199292104 224203617 298938156 330643718 369143329 448407234 495965577 597876312 661287436 738286658 896814468 991931154 1107429987 1322574872 1476573316 1487896731 1793628936 1818540449 1983862308 2214859974 2953146632 2975793462 3322289961 3637080898 3967724616 4060576619 4429719948 5455621347 5951586924 6644579922 7274161796 8121153238 8859439896 10911242694 11903173848 12181729857 13289159844 14548323592 16242306476 16366864041 21822485388 24363459714 26578319688 26947463017 32484612952 32733728082 36545189571 43644970776 48726919428 53894926034 65467456164 73090379142 80842389051 97453838856 107789852068 130934912328 146180758284 161684778102 215579704136 242527167153 292361516568 296422093187 323369556204 485054334306 592844186374 646739112408 889266279561 970108668612 1185688372748 1778532559122 1940217337224 2371376745496 2667798838683 3557065118244 5335597677366 7114130236488 10671195354732 21342390709464
• Sum of all divisors σ(n): 64313039756160
• Sum of proper divisors (its aliquot sum) s(n): 42970649046696
• 21342390709464 is an abundant number, because the sum of its proper divisors (42970649046696) is greater than itself. Its abundance is 21628258337232

Bases of 21342390709464

• Binary: 100110110100100101001100111011110110011011000₂
• Hexadecimal: 0x1369299DECD8
• Base-36: 7KCK4DTY0

Squares and roots of 21342390709464

• 21342390709464 squared (21342390709464²) is 455497641195415261259167296
• 21342390709464 cubed (21342390709464³) is 9721408625631797230809132420451306489344
• The square root of 21342390709464 is 4619782.5391964069
• The cube root of 21342390709464 is 27738.3754398417

Scales and comparisons

• 21,342,390,709,464 seconds is equal to 678,622 years, 2 days, 23 hours, 44 minutes, 24 seconds.
• To count from 1 to 21,342,390,709,464 would take you about one million, six hundred ninety-six thousand, five hundred fifty-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 21342390709464 cubic inches would be around 2311.5 feet tall.

Recreational maths with 21342390709464

• 21342390709464 backwards is 46490709324312
• The number of decimal digits it has is: 14
• The sum of 21342390709464's digits is 54
• More coming soon!