Base | Representation |
---|---|
bin | 1101101001010… |
… | …0001110011001 |
3 | 10222200121010021 |
4 | 3122110032121 |
5 | 104122331413 |
6 | 5402350441 |
7 | 1263306664 |
oct | 332241631 |
9 | 128617107 |
10 | 57230233 |
11 | 2a339a15 |
12 | 171bb421 |
13 | bb1a358 |
14 | 785a6db |
15 | 505718d |
hex | 3694399 |
57230233 has 4 divisors (see below), whose sum is σ = 59718528. Its totient is φ = 54741940.
The previous prime is 57230227. The next prime is 57230237. The reversal of 57230233 is 33203275.
It is a happy number.
57230233 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, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 57230233 - 213 = 57222041 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 57230198 and 57230207.
It is not an unprimeable number, because it can be changed into a prime (57230237) by changing a digit.
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, 1244113 + ... + 1244158.
It is an arithmetic number, because the mean of its divisors is an integer number (14929632).
Almost surely, 257230233 is an apocalyptic number.
It is an amenable number.
57230233 is a deficient number, since it is larger than the sum of its proper divisors (2488295).
57230233 is a wasteful number, since it uses less digits than its factorization.
57230233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2488294.
The product of its (nonzero) digits is 3780, while the sum is 25.
The square root of 57230233 is about 7565.0666223107. The cubic root of 57230233 is about 385.3675760854.
The spelling of 57230233 in words is "fifty-seven million, two hundred thirty thousand, two hundred thirty-three".
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