64364340

Names of 64364340

• Cardinal: 64364340 can be written as Sixty-four million, three hundred sixty-four thousand, three hundred forty.

Scientific notation

• Scientific notation: 6.436434 × 10⁷

Factors of 64364340

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 631

Divisors of 64364340

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 29 30 58 60 71 87 116 142 145 174 213 284 290 348 355 426 435 521 580 710 852 870 1042 1065 1420 1563 1740 2059 2084 2130 2605 3126 4118 4260 5210 6177 6252 7815 8236 10295 10420 12354 15109 15630 20590 24708 30218 30885 31260 36991 41180 45327 60436 61770 73982 75545 90654 110973 123540 147964 151090 181308 184955 221946 226635 302180 369910 443892 453270 554865 739820 906540 1072739 1109730 2145478 2219460 3218217 4290956 5363695 6436434 10727390 12872868 16091085 21454780 32182170 64364340
• Sum of all divisors σ(n): 189423360
• Sum of proper divisors (its aliquot sum) s(n): 125059020
• 64364340 is an abundant number, because the sum of its proper divisors (125059020) is greater than itself. Its abundance is 60694680

Bases of 64364340

• Binary: 11110101100001111100110100₂
• Hexadecimal: 0x3D61F34
• Base-36: 12BJUC

Squares and roots of 64364340

• 64364340 squared (64364340²) is 4142768263635600
• 64364340 cubed (64364340³) is 266646545061851394504000
• The square root of 64364340 is 8022.7389338057
• The cube root of 64364340 is 400.7576058443

Scales and comparisons

• 64,364,340 seconds is equal to 2 years, 2 weeks, 2 days, 22 hours, 59 minutes.
• To count from 1 to 64,364,340 would take you about three 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 64364340 cubic inches would be around 33.4 feet tall.

Recreational maths with 64364340

• 64364340 backwards is 04346346
• 64364340 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 64364340's digits is 30
• More coming soon!