42517020

Names of 42517020

• Cardinal: 42517020 can be written as Forty-two million, five hundred seventeen thousand and twenty.

Scientific notation

• Scientific notation: 4.251702 × 10⁷

Factors of 42517020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 629

Divisors of 42517020

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 52 60 65 70 78 84 91 105 130 140 156 169 182 195 210 260 273 338 364 390 420 455 507 546 599 676 780 845 910 1014 1092 1183 1198 1365 1690 1797 1820 2028 2366 2396 2535 2730 2995 3380 3549 3594 4193 4732 5070 5460 5915 5990 7098 7188 7787 8386 8985 10140 11830 11980 12579 14196 15574 16772 17745 17970 20965 23361 23660 25158 31148 35490 35940 38935 41930 46722 50316 54509 62895 70980 77870 83860 93444 101231 109018 116805 125790 155740 163527 202462 218036 233610 251580 272545 303693 327054 404924 467220 506155 545090 607386 654108 708617 817635 1012310 1090180 1214772 1417234 1518465 1635270 2024620 2125851 2834468 3036930 3270540 3543085 4251702 6073860 7086170 8503404 10629255 14172340 21258510 42517020
• Sum of all divisors σ(n): 147571200
• Sum of proper divisors (its aliquot sum) s(n): 105054180
• 42517020 is an abundant number, because the sum of its proper divisors (105054180) is greater than itself. Its abundance is 62537160

Bases of 42517020

• Binary: 10100010001100001000011100₂
• Hexadecimal: 0x288C21C
• Base-36: PBACC

Squares and roots of 42517020

• 42517020 squared (42517020²) is 1807696989680400
• 42517020 cubed (42517020³) is 76857889064181360408000
• The square root of 42517020 is 6520.5076489489
• The cube root of 42517020 is 349.0231810833

Scales and comparisons

• 42,517,020 seconds is equal to 1 year, 18 weeks, 2 days, 2 hours, 17 minutes.
• To count from 1 to 42,517,020 would take you about two 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 42517020 cubic inches would be around 29.1 feet tall.

Recreational maths with 42517020

• 42517020 backwards is 02071524
• 42517020 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42517020's digits is 21
• More coming soon!