21461626472

Names of 21461626472

• Cardinal: 21461626472 can be written as Twenty-one billion, four hundred sixty-one million, six hundred twenty-six thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.1461626472 × 10¹⁰

Factors of 21461626472

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 303

Divisors of 21461626472

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 8 11 13 17 19 22 26 34 38 44 52 68 76 88 104 136 143 152 187 209 221 241 247 286 323 374 418 442 482 494 572 646 748 836 884 964 988 1144 1292 1496 1672 1768 1928 1976 2431 2584 2651 2717 3133 3553 4097 4199 4579 4862 5302 5434 6266 7106 8194 8398 9158 9724 10604 10868 12532 14212 16388 16796 18316 19448 21208 21736 25064 28424 32776 33592 34463 36632 45067 46189 50369 53261 58081 59527 68926 77843 90134 92378 100738 106522 116162 119054 137852 155686 180268 184756 201476 213044 232324 238108 275704 311372 360536 369512 402952 426088 464648 476216 585871 622744 638891 654797 755053 856273 987377 1011959 1103539 1171742 1277782 1309594 1510106 1712546 1974754 2023918 2207078 2343484 2555564 2619188 3020212 3425092 3949508 4047836 4414156 4686968 5111128 5238376 6040424 6850184 7899016 8095672 8305583 8828312 10861147 11131549 12138929 12835901 14346007 16611166 18760163 21722294 22263098 24277858 25671802 28692014 33222332 37520326 43444588 44526196 48555716 51343604 57384028 66444664 75040652 86889176 89052392 97111432 102687208 114768056 141194911 150081304 157806077 206361793 243882119 282389822 315612154 412723586 487764238 564779644 631224308 825447172 975528476 1129559288 1262448616 1650894344 1951056952 2682703309 5365406618 10730813236 21461626472
• Sum of all divisors σ(n): 52910625600
• Sum of proper divisors (its aliquot sum) s(n): 31448999128
• 21461626472 is an abundant number, because the sum of its proper divisors (31448999128) is greater than itself. Its abundance is 9987372656

Bases of 21461626472

• Binary: 10011111111001101100110111001101000₂
• Hexadecimal: 0x4FF366E68
• Base-36: 9UXP4YW

Squares and roots of 21461626472

• 21461626472 squared (21461626472²) is 460601410823651166784
• 21461626472 cubed (21461626472³) is 9885255431573419204745181506048
• The square root of 21461626472 is 146497.8719026321
• The cube root of 21461626472 is 2778.9935832187

Scales and comparisons

• 21,461,626,472 seconds is equal to 682 years, 21 weeks, 3 days, 10 hours, 54 minutes, 32 seconds.
• To count from 1 to 21,461,626,472 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 21461626472 cubic inches would be around 231.6 feet tall.

Recreational maths with 21461626472

• 21461626472 backwards is 27462616412
• The number of decimal digits it has is: 11
• The sum of 21461626472's digits is 41
• More coming soon!