Base | Representation |
---|---|
bin | 1110111100110… |
… | …10111011001001 |
3 | 22201222202012012 |
4 | 13132122323021 |
5 | 224101240423 |
6 | 20240025305 |
7 | 3052003505 |
oct | 736327311 |
9 | 281882165 |
10 | 125415113 |
11 | 6488025a |
12 | 36002235 |
13 | 1cca1935 |
14 | 12929305 |
15 | b025078 |
hex | 779aec9 |
125415113 has 8 divisors (see below), whose sum is σ = 131812800. Its totient is φ = 119096208.
The previous prime is 125415109. The next prime is 125415193. The reversal of 125415113 is 311514521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 125415113 - 22 = 125415109 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (125415193) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16418 + ... + 22811.
It is an arithmetic number, because the mean of its divisors is an integer number (16476600).
Almost surely, 2125415113 is an apocalyptic number.
It is an amenable number.
125415113 is a deficient number, since it is larger than the sum of its proper divisors (6397687).
125415113 is a wasteful number, since it uses less digits than its factorization.
125415113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39391.
The product of its digits is 600, while the sum is 23.
The square root of 125415113 is about 11198.8889181025. Note that the first 3 decimals coincide. The cubic root of 125415113 is about 500.5528724388.
Adding to 125415113 its reverse (311514521), we get a palindrome (436929634).
The spelling of 125415113 in words is "one hundred twenty-five million, four hundred fifteen thousand, one hundred thirteen".
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