21350311344

Names of 21350311344

• Cardinal: 21350311344 can be written as Twenty-one billion, three hundred fifty million, three hundred eleven thousand, three hundred forty-four.

Scientific notation

• Scientific notation: 2.1350311344 × 10¹⁰

Factors of 21350311344

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 7608

Divisors of 21350311344

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 61 72 108 109 122 144 183 216 218 244 327 366 432 436 488 549 654 732 872 976 981 1098 1308 1464 1647 1744 1962 2196 2616 2928 2943 3294 3924 4392 5232 5886 6588 6649 7433 7848 8784 11772 13176 13298 14866 15696 19947 22299 23544 26352 26596 29732 39894 44598 47088 53192 59464 59841 66897 79788 89196 106384 118928 119682 133794 159576 178392 179523 200691 239364 267588 319152 356784 359046 401382 453413 478728 535176 718092 802764 810197 906826 957456 1070352 1360239 1436184 1605528 1620394 1813652 2430591 2720478 2872368 3211056 3240788 3627304 4080717 4861182 5440956 6481576 7254608 7291773 8161434 9722364 10881912 12242151 12963152 14583546 16322868 19444728 21763824 21875319 24484302 29167092 32645736 38889456 43750638 48968604 49422017 58334184 65291472 87501276 97937208 98844034 116668368 148266051 175002552 195874416 197688068 296532102 350005104 395376136 444798153 593064204 790752272 889596306 1186128408 1334394459 1779192612 2372256816 2668788918 3558385224 5337577836 7116770448 10675155672 21350311344
• Sum of all divisors σ(n): 62867851200
• Sum of proper divisors (its aliquot sum) s(n): 41517539856
• 21350311344 is an abundant number, because the sum of its proper divisors (41517539856) is greater than itself. Its abundance is 20167228512

Bases of 21350311344

• Binary: 10011111000100100111110010110110000₂
• Hexadecimal: 0x4F893E5B0
• Base-36: 9T3F9O0

Squares and roots of 21350311344

• 21350311344 squared (21350311344²) is 455835794485735086336
• 21350311344 cubed (21350311344³) is 9732236134010042459978320195584
• The square root of 21350311344 is 146117.4573553755
• The cube root of 21350311344 is 2774.1806457541

Scales and comparisons

• 21,350,311,344 seconds is equal to 678 years, 45 weeks, 3 days, 2 hours, 2 minutes, 24 seconds.
• To count from 1 to 21,350,311,344 would take you about one thousand, three hundred fifty-seven 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 21350311344 cubic inches would be around 231.2 feet tall.

Recreational maths with 21350311344

• 21350311344 backwards is 44311305312
• 21350311344 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21350311344's digits is 27
• More coming soon!