21312365000

Names of 21312365000

• Cardinal: 21312365000 can be written as Twenty-one billion, three hundred twelve million, three hundred sixty-five thousand.

Scientific notation

• Scientific notation: 2.1312365 × 10¹⁰

Factors of 21312365000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 750

Divisors of 21312365000

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 20 25 40 50 67 100 113 125 134 200 226 250 268 335 452 500 536 563 565 625 670 904 1000 1126 1130 1250 1340 1675 2252 2260 2500 2680 2815 2825 3350 4504 4520 5000 5630 5650 6700 7571 8375 11260 11300 13400 14075 14125 15142 16750 22520 22600 28150 28250 30284 33500 37721 37855 41875 56300 56500 60568 63619 67000 70375 70625 75442 75710 83750 112600 113000 127238 140750 141250 150884 151420 167500 188605 189275 254476 281500 282500 301768 302840 318095 335000 351875 377210 378550 508952 563000 565000 636190 703750 754420 757100 943025 946375 1272380 1407500 1508840 1514200 1590475 1886050 1892750 2544760 2815000 3180950 3772100 3785500 4262473 4715125 4731875 6361900 7544200 7571000 7952375 8524946 9430250 9463750 12723800 15904750 17049892 18860500 18927500 21312365 23575625 31809500 34099784 37721000 37855000 39761875 42624730 47151250 63619000 79523750 85249460 94302500 106561825 159047500 170498920 188605000 213123650 318095000 426247300 532809125 852494600 1065618250 2131236500 2664045625 4262473000 5328091250 10656182500 21312365000
• Sum of all divisors σ(n): 51219479520
• Sum of proper divisors (its aliquot sum) s(n): 29907114520
• 21312365000 is an abundant number, because the sum of its proper divisors (29907114520) is greater than itself. Its abundance is 8594749520

Bases of 21312365000

• Binary: 10011110110010100001110000111001000₂
• Hexadecimal: 0x4F650E1C8
• Base-36: 9SGTY2W

Squares and roots of 21312365000

• 21312365000 squared (21312365000²) is 454216901893225000000
• 21312365000 cubed (21312365000³) is 9680436402317602227125000000000
• The square root of 21312365000 is 145987.5508391041
• The cube root of 21312365000 is 2772.5361351389

Scales and comparisons

• 21,312,365,000 seconds is equal to 677 years, 34 weeks, 4 days, 21 hours, 23 minutes, 20 seconds.
• To count from 1 to 21,312,365,000 would take you about one thousand, three hundred fifty-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 21312365000 cubic inches would be around 231 feet tall.

Recreational maths with 21312365000

• 21312365000 backwards is 00056321312
• The number of decimal digits it has is: 11
• The sum of 21312365000's digits is 23
• More coming soon!