21349687621948

Names of 21349687621948

• Cardinal: 21349687621948 can be written as Twenty-one trillion, three hundred forty-nine billion, six hundred eighty-seven million, six hundred twenty-one thousand, nine hundred forty-eight.

Scientific notation

• Scientific notation: 2.1349687621948 × 10¹³

Factors of 21349687621948

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5101

Divisors of 21349687621948

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 14 28 31 49 62 98 124 151 196 217 302 343 434 604 686 811 868 1057 1372 1519 1622 2114 3038 3244 4099 4228 4681 5677 6076 7399 8198 9362 10633 11354 14798 16396 18724 21266 22708 25141 28693 29596 32767 39739 42532 50282 51793 57386 65534 79478 100564 103586 114772 122461 127069 131068 158956 175987 200851 207172 229369 244922 254138 278173 351974 401702 458738 489844 508276 556346 618949 703948 803404 857227 889483 917476 1112692 1231909 1237898 1405957 1605583 1714454 1778966 2463818 2475796 2811914 3211166 3324289 3428908 3557932 3796291 4332643 4927636 5623828 6000589 6226381 6422332 6648578 7592582 8623363 8665286 12001178 12452762 13297156 15185164 17246726 17330572 19187419 23270023 24002356 24905524 26574037 30328501 34493452 38374838 42004123 43584667 46540046 53148074 60657002 76749676 84008246 87169334 93080092 103052959 106296148 121314004 134311933 162890161 168016492 174338668 186018259 206105918 212299507 268623866 325780322 372036518 412211836 424599014 501967639 537247732 651560644 721370713 744073036 849198028 940183531 1003935278 1140231127 1302127813 1442741426 1880367062 2007870556 2280462254 2604255626 2885482852 3513773473 3760734124 4560924508 5049594991 5208511252 6581284717 7027546946 10099189982 13162569434 14055093892 15560996809 20198379964 24596414311 26325138868 31121993618 35347164937 49192828622 62243987236 70694329874 98385657244 108926977663 141388659748 172174900177 217853955326 344349800354 435707910652 688699600708 762488843641 1524977687282 3049955374564 5337421905487 10674843810974 21349687621948
• Sum of all divisors σ(n): 45341040640000
• Sum of proper divisors (its aliquot sum) s(n): 23991353018052
• 21349687621948 is an abundant number, because the sum of its proper divisors (23991353018052) is greater than itself. Its abundance is 2641665396104

Bases of 21349687621948

• Binary: 100110110101011011100100010111111100100111100₂
• Hexadecimal: 0x136ADC8BF93C
• Base-36: 7KFWSRZNG

Squares and roots of 21349687621948

• 21349687621948 squared (21349687621948²) is 455809161554759647371314704
• 21349687621948 cubed (21349687621948³) is 9731383214416148242267594872192085523392
• The square root of 21349687621948 is 4620572.2180210537
• The cube root of 21349687621948 is 27741.5363077745

Scales and comparisons

• 21,349,687,621,948 seconds is equal to 678,854 years, 1 week, 2 days, 23 hours, 52 minutes, 28 seconds.
• To count from 1 to 21,349,687,621,948 would take you about one million, six hundred ninety-seven thousand, one hundred thirty-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 21349687621948 cubic inches would be around 2311.8 feet tall.

Recreational maths with 21349687621948

• 21349687621948 backwards is 84912678694312
• The number of decimal digits it has is: 14
• The sum of 21349687621948's digits is 70
• More coming soon!