164135840

Names of 164135840

• Cardinal: 164135840 can be written as One hundred sixty-four million, one hundred thirty-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.6413584 × 10⁸

Factors of 164135840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 718

Divisors of 164135840

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 160 176 179 220 352 358 440 521 716 880 895 1042 1432 1760 1790 1969 2084 2605 2864 3580 3938 4168 5210 5728 5731 7160 7876 8336 9845 10420 11462 14320 15752 16672 19690 20840 22924 28640 28655 31504 39380 41680 45848 57310 63008 78760 83360 91696 93259 114620 157520 183392 186518 229240 315040 373036 458480 466295 746072 916960 932590 1025849 1492144 1865180 2051698 2984288 3730360 4103396 5129245 7460720 8206792 10258490 14921440 16413584 20516980 32827168 41033960 82067920 164135840
• Sum of all divisors σ(n): 426202560
• Sum of proper divisors (its aliquot sum) s(n): 262066720
• 164135840 is an abundant number, because the sum of its proper divisors (262066720) is greater than itself. Its abundance is 97930880

Bases of 164135840

• Binary: 1001110010001000001110100000₂
• Hexadecimal: 0x9C883A0
• Base-36: 2PQ00W

Squares and roots of 164135840

• 164135840 squared (164135840²) is 26940573972505600
• 164135840 cubed (164135840³) is 4421913739059343560704000
• The square root of 164135840 is 12811.5510380281
• The cube root of 164135840 is 547.5214533965

Scales and comparisons

• 164,135,840 seconds is equal to 5 years, 11 weeks, 2 days, 17 hours, 17 minutes, 20 seconds.
• To count from 1 to 164,135,840 would take you about seven 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 164135840 cubic inches would be around 45.6 feet tall.

Recreational maths with 164135840

• 164135840 backwards is 048531461
• 164135840 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 164135840's digits is 32
• More coming soon!