Base | Representation |
---|---|
bin | 1101101011000… |
… | …1001101110011 |
3 | 10222220122000021 |
4 | 3122301031303 |
5 | 104140131404 |
6 | 5405104311 |
7 | 1264313122 |
oct | 332611563 |
9 | 128818007 |
10 | 57348979 |
11 | 2a410156 |
12 | 17258097 |
13 | bb5c40c |
14 | 788bab9 |
15 | 507c454 |
hex | 36b1373 |
57348979 has 4 divisors (see below), whose sum is σ = 59326560. Its totient is φ = 55371400.
The previous prime is 57348961. The next prime is 57348983. The reversal of 57348979 is 97984375.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 57348979 - 25 = 57348947 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57348919) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 988747 + ... + 988804.
It is an arithmetic number, because the mean of its divisors is an integer number (14831640).
Almost surely, 257348979 is an apocalyptic number.
57348979 is a deficient number, since it is larger than the sum of its proper divisors (1977581).
57348979 is a wasteful number, since it uses less digits than its factorization.
57348979 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1977580.
The product of its digits is 1905120, while the sum is 52.
The square root of 57348979 is about 7572.9108670313. The cubic root of 57348979 is about 385.6339227508.
The spelling of 57348979 in words is "fifty-seven million, three hundred forty-eight thousand, nine hundred seventy-nine".
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