Base | Representation |
---|---|
bin | 1101110011100… |
… | …0010010100101 |
3 | 11000221201221121 |
4 | 3130320102211 |
5 | 104310332440 |
6 | 5425013541 |
7 | 1302106132 |
oct | 334702245 |
9 | 130851847 |
10 | 57902245 |
11 | 2a7588a5 |
12 | 174842b1 |
13 | bcc41ab |
14 | 7993589 |
15 | 513b34a |
hex | 37384a5 |
57902245 has 4 divisors (see below), whose sum is σ = 69482700. Its totient is φ = 46321792.
The previous prime is 57902239. The next prime is 57902279. The reversal of 57902245 is 54220975.
57902245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 44315649 + 13586596 = 6657^2 + 3686^2 .
It is a cyclic number.
It is not a de Polignac number, because 57902245 - 211 = 57900197 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57902245.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5790220 + ... + 5790229.
It is an arithmetic number, because the mean of its divisors is an integer number (17370675).
Almost surely, 257902245 is an apocalyptic number.
It is an amenable number.
57902245 is a deficient number, since it is larger than the sum of its proper divisors (11580455).
57902245 is a wasteful number, since it uses less digits than its factorization.
57902245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11580454.
The product of its (nonzero) digits is 25200, while the sum is 34.
The square root of 57902245 is about 7609.3524691658. The cubic root of 57902245 is about 386.8700719174.
The spelling of 57902245 in words is "fifty-seven million, nine hundred two thousand, two hundred forty-five".
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