Base | Representation |
---|---|
bin | 1101100110011… |
… | …0100111010101 |
3 | 10222100002212000 |
4 | 3121212213111 |
5 | 104100342123 |
6 | 5354345513 |
7 | 1261601220 |
oct | 331464725 |
9 | 128302760 |
10 | 57043413 |
11 | 2a221619 |
12 | 1712b299 |
13 | ba832cb |
14 | 780c5b7 |
15 | 501bb43 |
hex | 36669d5 |
57043413 has 32 divisors (see below), whose sum is σ = 98841600. Its totient is φ = 31833648.
The previous prime is 57043411. The next prime is 57043433. The reversal of 57043413 is 31434075.
It is not a de Polignac number, because 57043413 - 21 = 57043411 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57043411) 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, 4618 + ... + 11636.
It is an arithmetic number, because the mean of its divisors is an integer number (3088800).
Almost surely, 257043413 is an apocalyptic number.
It is an amenable number.
57043413 is a deficient number, since it is larger than the sum of its proper divisors (41798187).
57043413 is a wasteful number, since it uses less digits than its factorization.
57043413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7078 (or 7072 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 27.
The square root of 57043413 is about 7552.7089841990. The cubic root of 57043413 is about 384.9477929996.
Adding to 57043413 its reverse (31434075), we get a palindrome (88477488).
The spelling of 57043413 in words is "fifty-seven million, forty-three thousand, four hundred thirteen".
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