21370938264

Names of 21370938264

• Cardinal: 21370938264 can be written as Twenty-one billion, three hundred seventy million, nine hundred thirty-eight thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 2.1370938264 × 10¹⁰

Factors of 21370938264

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 21701

Divisors of 21370938264

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 81 104 108 117 156 162 169 216 234 243 312 324 338 351 468 486 507 648 676 702 729 936 972 1014 1053 1352 1404 1458 1521 1944 2028 2106 2808 2916 3042 3159 4056 4212 4563 5832 6084 6318 8424 9126 9477 12168 12636 13689 18252 18954 21683 25272 27378 36504 37908 41067 43366 54756 65049 75816 82134 86732 109512 123201 130098 164268 173464 195147 246402 260196 281879 328536 390294 492804 520392 563758 585441 780588 845637 985608 1127516 1170882 1561176 1691274 1756323 2255032 2341764 2536911 3382548 3512646 3664427 4683528 5073822 5268969 6765096 7025292 7328854 7610733 10147644 10537938 10993281 14050584 14657708 15221466 15806907 20295288 21075876 21986562 22832199 29315416 30442932 31613814 32979843 42151752 43973124 45664398 60885864 63227628 65959686 68496597 87946248 91328796 98939529 126455256 131919372 136993194 182657592 197879058 205489791 263838744 273986388 296818587 395758116 410979582 547972776 593637174 791516232 821959164 890455761 1187274348 1643918328 1780911522 2374548696 2671367283 3561823044 5342734566 7123646088 10685469132 21370938264
• Sum of all divisors σ(n): 65058179940
• Sum of proper divisors (its aliquot sum) s(n): 43687241676
• 21370938264 is an abundant number, because the sum of its proper divisors (43687241676) is greater than itself. Its abundance is 22316303412

Bases of 21370938264

• Binary: 10011111001110011101010001110011000₂
• Hexadecimal: 0x4F9CEA398
• Base-36: 9TFPDI0

Squares and roots of 21370938264

• 21370938264 squared (21370938264²) is 456717002283699333696
• 21370938264 cubed (21370938264³) is 9760470859924085473955150943744
• The square root of 21370938264 is 146188.0236681515
• The cube root of 21370938264 is 2775.0737534817

Scales and comparisons

• 21,370,938,264 seconds is equal to 679 years, 27 weeks, 3 days, 19 hours, 44 minutes, 24 seconds.
• To count from 1 to 21,370,938,264 would take you about one thousand, three hundred fifty-nine 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 21370938264 cubic inches would be around 231.3 feet tall.

Recreational maths with 21370938264

• 21370938264 backwards is 46283907312
• The number of decimal digits it has is: 11
• The sum of 21370938264's digits is 45
• More coming soon!