21480057900

Names of 21480057900

• Cardinal: 21480057900 can be written as Twenty-one billion, four hundred eighty million, fifty-seven thousand, nine hundred.

Scientific notation

• Scientific notation: 2.14800579 × 10¹⁰

Factors of 21480057900

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1576

Divisors of 21480057900

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 27 28 30 35 36 42 45 50 54 60 63 70 75 81 84 90 100 105 108 126 135 140 150 162 175 180 189 210 225 243 252 270 300 315 324 350 378 405 420 450 486 525 540 567 630 675 700 729 756 810 900 945 972 1050 1134 1215 1260 1350 1458 1559 1575 1620 1701 1890 2025 2100 2187 2268 2430 2700 2835 2916 3118 3150 3402 3645 3780 4050 4374 4677 4725 4860 5103 5670 6075 6236 6300 6561 6804 7290 7795 8100 8505 8748 9354 9450 10206 10913 10935 11340 12150 13122 14031 14175 14580 15309 15590 17010 18225 18708 18900 19683 20412 21826 21870 23385 24300 25515 26244 28062 28350 30618 31180 32739 32805 34020 36450 38975 39366 42093 42525 43652 43740 45927 46770 51030 54565 54675 56124 56700 61236 65478 65610 70155 72900 76545 77950 78732 84186 85050 91854 93540 98217 98415 102060 109130 109350 116925 126279 127575 130956 131220 137781 140310 153090 155900 163695 164025 168372 170100 183708 196434 196830 210465 218260 218700 229635 233850 252558 255150 272825 275562 280620 294651 306180 327390 328050 350775 378837 382725 392868 393660 420930 459270 467700 491085 492075 505116 510300 545650 551124 589302 631395 654780 656100 688905 701550 757674 765450 818475 841860 883953 918540 982170 984150 1052325 1091300 1136511 1148175 1178604 1262790 1377810 1403100 1473255 1515348 1530900 1636950 1767906 1894185 1964340 1968300 2104650 2273022 2296350 2455425 2525580 2651859 2755620 2946510 3156975 3273900 3409533 3444525 3535812 3788370 4209300 4419765 4546044 4592700 4910850 5303718 5682555 5893020 6313950 6819066 6889050 7366275 7576740 7955577 8839530 9470925 9821700 10228599 10607436 11365110 12627900 13259295 13638132 13778100 14732550 15911154 17047665 17679060 18941850 20457198 22098825 22730220 23866731 26518590 28412775 29465100 30685797 31822308 34095330 37883700 39777885 40914396 44197650 47733462 51142995 53037180 56825550 61371594 66296475 68190660 71600193 79555770 85238325 88395300 95466924 102285990 113651100 119333655 122743188 132592950 143200386 153428985 159111540 170476650 198889425 204571980 214800579 238667310 255714975 265185900 286400772 306857970 340953300 358000965 397778850 429601158 477334620 511429950 596668275 613715940 716001930 767144925 795557700 859202316 1022859900 1074002895 1193336550 1432003860 1534289850 1790004825 2148005790 2386673100 3068579700 3580009650 4296011580 5370014475 7160019300 10740028950 21480057900
• Sum of all divisors σ(n): 79955715840
• Sum of proper divisors (its aliquot sum) s(n): 58475657940
• 21480057900 is an abundant number, because the sum of its proper divisors (58475657940) is greater than itself. Its abundance is 36995600040

Bases of 21480057900

• Binary: 10100000000010011111010110000101100₂
• Hexadecimal: 0x5004FAC2C
• Base-36: 9V8O6R0

Squares and roots of 21480057900

• 21480057900 squared (21480057900²) is 461392887387352410000
• 21480057900 cubed (21480057900³) is 9910745935728509494504539000000
• The square root of 21480057900 is 146560.7652136137
• The cube root of 21480057900 is 2779.7888967249

Scales and comparisons

• 21,480,057,900 seconds is equal to 682 years, 51 weeks, 6 days, 18 hours, 45 minutes.
• To count from 1 to 21,480,057,900 would take you about one thousand, three hundred sixty-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 21480057900 cubic inches would be around 231.6 feet tall.

Recreational maths with 21480057900

• 21480057900 backwards is 00975008412
• 21480057900 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21480057900's digits is 36
• More coming soon!