21070872576

Names of 21070872576

• Cardinal: 21070872576 can be written as Twenty-one billion, seventy million, eight hundred seventy-two thousand, five hundred seventy-six.

Scientific notation

• Scientific notation: 2.1070872576 × 10¹⁰

Factors of 21070872576

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 247

Divisors of 21070872576

• Number of divisors d(n): 304
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 96 104 108 117 128 144 156 192 208 216 229 234 256 288 312 351 384 416 432 458 468 512 576 624 687 702 768 832 864 916 936 1024 1152 1248 1374 1404 1536 1664 1728 1832 1872 2048 2061 2304 2496 2748 2808 2977 3072 3328 3456 3664 3744 4096 4122 4608 4992 5496 5616 5954 6144 6183 6656 6912 7328 7488 8192 8244 8931 9216 9984 10992 11232 11908 12288 12366 13312 13824 14656 14976 16384 16488 17862 18432 19968 21984 22464 23816 24576 24732 26624 26793 27648 29312 29952 32768 32976 35724 36864 39936 43968 44928 47632 49152 49464 53248 53586 55296 58624 59904 65536 65952 71448 73728 79872 80379 87936 89856 95264 98304 98928 106496 107172 110592 117248 119808 131072 131904 142896 147456 159744 160758 175872 179712 190528 196608 197856 212992 214344 221184 234496 239616 262144 263808 285792 294912 319488 321516 351744 359424 381056 393216 395712 425984 428688 442368 468992 479232 527616 571584 589824 638976 643032 703488 718848 762112 786432 791424 851968 857376 884736 937984 958464 1055232 1143168 1179648 1277952 1286064 1406976 1437696 1524224 1582848 1703936 1714752 1769472 1875968 1916928 2110464 2286336 2359296 2555904 2572128 2813952 2875392 3048448 3165696 3407872 3429504 3538944 3751936 3833856 4220928 4572672 5111808 5144256 5627904 5750784 6096896 6331392 6859008 7077888 7503872 7667712 8441856 9145344 10223616 10288512 11255808 11501568 12193792 12662784 13718016 15007744 15335424 16883712 18290688 20577024 22511616 23003136 24387584 25325568 27436032 30015488 30670848 33767424 36581376 41154048 45023232 46006272 48775168 50651136 54872064 60030976 67534848 73162752 82308096 90046464 92012544 97550336 101302272 109744128 135069696 146325504 164616192 180092928 195100672 202604544 219488256 270139392 292651008 329232384 390201344 405209088 438976512 540278784 585302016 658464768 780402688 810418176 877953024 1170604032 1316929536 1620836352 1755906048 2341208064 2633859072 3511812096 5267718144 7023624192 10535436288 21070872576
• Sum of all divisors σ(n): 67528165600
• Sum of proper divisors (its aliquot sum) s(n): 46457293024
• 21070872576 is an abundant number, because the sum of its proper divisors (46457293024) is greater than itself. Its abundance is 25386420448

Bases of 21070872576

• Binary: 10011100111111011000000000000000000₂
• Hexadecimal: 0x4E7EC0000
• Base-36: 9OH1XC0

Squares and roots of 21070872576

• 21070872576 squared (21070872576²) is 443981671114028875776
• 21070872576 cubed (21070872576³) is 9355081218123242407460629118976
• The square root of 21070872576 is 145158.0951101247
• The cube root of 21070872576 is 2762.0243749337

Scales and comparisons

• 21,070,872,576 seconds is equal to 669 years, 51 weeks, 2 days, 20 hours, 9 minutes, 36 seconds.
• To count from 1 to 21,070,872,576 would take you about one thousand, three hundred thirty-nine 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 21070872576 cubic inches would be around 230.2 feet tall.

Recreational maths with 21070872576

• 21070872576 backwards is 67527807012
• The number of decimal digits it has is: 11
• The sum of 21070872576's digits is 45
• More coming soon!