Base | Representation |
---|---|
bin | 1100101111000… |
… | …0110101001101 |
3 | 10201111202221102 |
4 | 3023300311031 |
5 | 102133241440 |
6 | 5144512445 |
7 | 1216010402 |
oct | 313606515 |
9 | 121452842 |
10 | 53415245 |
11 | 28173734 |
12 | 15a7b725 |
13 | b0b2a70 |
14 | 71462a9 |
15 | 4a51b15 |
hex | 32f0d4d |
53415245 has 32 divisors (see below), whose sum is σ = 73180800. Its totient is φ = 37142784.
The previous prime is 53415233. The next prime is 53415247. The reversal of 53415245 is 54251435.
It is a cyclic number.
It is not a de Polignac number, because 53415245 - 28 = 53414989 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53415247) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80726 + ... + 81384.
It is an arithmetic number, because the mean of its divisors is an integer number (2286900).
Almost surely, 253415245 is an apocalyptic number.
It is an amenable number.
53415245 is a deficient number, since it is larger than the sum of its proper divisors (19765555).
53415245 is a wasteful number, since it uses less digits than its factorization.
53415245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 749.
The product of its digits is 12000, while the sum is 29.
The square root of 53415245 is about 7308.5733902041. The cubic root of 53415245 is about 376.6070175556.
The spelling of 53415245 in words is "fifty-three million, four hundred fifteen thousand, two hundred forty-five".
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