21091425000

Names of 21091425000

• Cardinal: 21091425000 can be written as Twenty-one billion, ninety-one million, four hundred twenty-five thousand.

Scientific notation

• Scientific notation: 2.1091425 × 10¹⁰

Factors of 21091425000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 70

Divisors of 21091425000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 19 20 24 25 30 38 40 41 50 57 60 75 76 82 95 100 114 120 123 125 150 152 164 190 200 205 228 246 250 285 300 328 361 375 380 410 456 475 492 500 570 600 615 625 722 750 760 779 820 950 984 1000 1025 1083 1140 1230 1250 1425 1444 1500 1558 1640 1805 1875 1900 2050 2166 2280 2337 2375 2460 2500 2850 2888 3000 3075 3116 3125 3610 3750 3800 3895 4100 4332 4674 4750 4920 5000 5125 5415 5700 6150 6232 6250 6859 7125 7220 7500 7790 8200 8664 9025 9348 9375 9500 10250 10830 11400 11685 11875 12300 12500 13718 14250 14440 14801 15000 15375 15580 18050 18696 18750 19000 19475 20500 20577 21660 23370 23750 24600 25000 25625 27075 27436 28500 29602 30750 31160 34295 35625 36100 37500 38950 41000 41154 43320 44403 45125 46740 47500 51250 54150 54872 57000 58425 59204 59375 61500 68590 71250 72200 74005 75000 76875 77900 82308 88806 90250 93480 95000 97375 102500 102885 108300 116850 118408 118750 123000 128125 135375 137180 142500 148010 153750 155800 164616 171475 177612 178125 180500 194750 205000 205770 216600 222015 225625 233700 237500 256250 270750 274360 281219 285000 292125 296020 307500 342950 355224 356250 361000 370025 384375 389500 411540 444030 451250 467400 475000 486875 512500 514425 541500 562438 584250 592040 615000 676875 685900 712500 740050 768750 779000 823080 843657 857375 888060 902500 973750 1025000 1028850 1083000 1110075 1124876 1128125 1168500 1353750 1371800 1406095 1425000 1460625 1480100 1537500 1687314 1714750 1776120 1805000 1850125 1947500 2057700 2220150 2249752 2256250 2337000 2434375 2572125 2707500 2812190 2921250 2960200 3075000 3374628 3384375 3429500 3700250 3895000 4115400 4218285 4286875 4440300 4512500 4868750 5144250 5415000 5550375 5624380 5842500 6749256 6768750 6859000 7030475 7303125 7400500 8436570 8573750 8880600 9025000 9250625 9737500 10288500 11100750 11248760 11685000 12860625 13537500 14060950 14606250 14801000 16873140 17147500 18501250 19475000 20577000 21091425 21434375 22201500 25721250 27075000 27751875 28121900 29212500 33746280 34295000 35152375 37002500 42182850 42868750 44403000 46253125 51442500 55503750 56243800 58425000 64303125 70304750 74005000 84365700 85737500 92506250 102885000 105457125 111007500 128606250 138759375 140609500 168731400 171475000 175761875 185012500 210914250 222015000 257212500 277518750 281219000 351523750 370025000 421828500 514425000 527285625 555037500 703047500 843657000 878809375 1054571250 1110075000 1406095000 1757618750 2109142500 2636428125 3515237500 4218285000 5272856250 7030475000 10545712500 21091425000
• Sum of all divisors σ(n): 71264188800
• Sum of proper divisors (its aliquot sum) s(n): 50172763800
• 21091425000 is an abundant number, because the sum of its proper divisors (50172763800) is greater than itself. Its abundance is 29081338800

Bases of 21091425000

• Binary: 10011101001001001011001101011101000₂
• Hexadecimal: 0x4E9259AE8
• Base-36: 9OTAFOO

Squares and roots of 21091425000

• 21091425000 squared (21091425000²) is 444848208530625000000
• 21091425000 cubed (21091425000³) is 9382482626608037390625000000000
• The square root of 21091425000 is 145228.8710966247
• The cube root of 21091425000 is 2762.9221047157

Scales and comparisons

• 21,091,425,000 seconds is equal to 670 years, 33 weeks, 2 days, 17 hours, 10 minutes.
• To count from 1 to 21,091,425,000 would take you about one thousand, three hundred forty-one 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 21091425000 cubic inches would be around 230.2 feet tall.

Recreational maths with 21091425000

• 21091425000 backwards is 00052419012
• 21091425000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21091425000's digits is 24
• More coming soon!