21479182848

Names of 21479182848

• Cardinal: 21479182848 can be written as Twenty-one billion, four hundred seventy-nine million, one hundred eighty-two thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 2.1479182848 × 10¹⁰

Factors of 21479182848

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 149

Divisors of 21479182848

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 64 68 72 96 102 127 128 136 144 153 192 204 254 256 272 288 289 306 381 384 408 508 512 544 576 578 612 762 768 816 867 1016 1088 1143 1152 1156 1224 1524 1536 1632 1734 2032 2159 2176 2286 2304 2312 2448 2601 3048 3264 3468 4064 4318 4352 4572 4608 4624 4896 5202 6096 6477 6528 6936 8128 8636 8704 9144 9248 9792 10404 12192 12954 13056 13872 16129 16256 17272 18288 18496 19431 19584 20808 24384 25908 26112 27744 32258 32512 34544 36576 36703 36992 38862 39168 41616 48387 48768 51816 55488 64516 65024 69088 73152 73406 73984 77724 78336 83232 96774 97536 103632 110109 110976 129032 138176 145161 146304 146812 147968 155448 166464 193548 195072 207264 220218 221952 258064 274193 276352 290322 292608 293624 310896 330327 332928 387096 414528 440436 443904 516128 548386 552704 580644 585216 587248 621792 660654 665856 774192 822579 829056 880872 1032256 1096772 1105408 1161288 1174496 1243584 1321308 1331712 1548384 1645158 1658112 1761744 2064512 2193544 2322576 2348992 2467737 2487168 2642616 3096768 3290316 3316224 3523488 4129024 4387088 4645152 4661281 4697984 4935474 4974336 5285232 6193536 6580632 7046976 8258048 8774176 9290304 9322562 9395968 9870948 9948672 10570464 12387072 13161264 13983843 14093952 17548352 18580608 18645124 18791936 19741896 21140928 24774144 26322528 27967686 28187904 35096704 37161216 37290248 39483792 41951529 42281856 52645056 55935372 56375808 70193408 74322432 74580496 78967584 83903058 84563712 105290112 111870744 140386816 149160992 157935168 167806116 169127424 210580224 223741488 298321984 315870336 335612232 421160448 447482976 596643968 631740672 671224464 894965952 1193287936 1263481344 1342448928 1789931904 2386575872 2684897856 3579863808 5369795712 7159727616 10739591424 21479182848
• Sum of all divisors σ(n): 66373965801
• Sum of proper divisors (its aliquot sum) s(n): 44894782953
• 21479182848 is an abundant number, because the sum of its proper divisors (44894782953) is greater than itself. Its abundance is 23415600105

Bases of 21479182848

• Binary: 10100000000010000100101001000000000₂
• Hexadecimal: 0x500425200
• Base-36: 9V85FK0

Squares and roots of 21479182848

• 21479182848 squared (21479182848²) is 461355295817817391104
• 21479182848 cubed (21479182848³) is 9909534756764029439797144584192
• The square root of 21479182848 is 146557.7798958485
• The cube root of 21479182848 is 2779.7511486441

Scales and comparisons

• 21,479,182,848 seconds is equal to 682 years, 50 weeks, 3 days, 15 hours, 40 minutes, 48 seconds.
• To count from 1 to 21,479,182,848 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 21479182848 cubic inches would be around 231.6 feet tall.

Recreational maths with 21479182848

• 21479182848 backwards is 84828197412
• The number of decimal digits it has is: 11
• The sum of 21479182848's digits is 54
• More coming soon!