Base | Representation |
---|---|
bin | 1101101000000… |
… | …0111111101101 |
3 | 10222112121002002 |
4 | 3122000333231 |
5 | 104112321334 |
6 | 5400542045 |
7 | 1262531234 |
oct | 332007755 |
9 | 128477062 |
10 | 57151469 |
11 | 2a295821 |
12 | 17181925 |
13 | bac054b |
14 | 7839b1b |
15 | 503db7e |
hex | 3680fed |
57151469 has 4 divisors (see below), whose sum is σ = 58004544. Its totient is φ = 56298396.
The previous prime is 57151447. The next prime is 57151477. The reversal of 57151469 is 96415175.
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 57151469 - 216 = 57085933 is a prime.
It is a super-2 number, since 2×571514692 = 6532580817715922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57151169) 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, 426437 + ... + 426570.
It is an arithmetic number, because the mean of its divisors is an integer number (14501136).
Almost surely, 257151469 is an apocalyptic number.
It is an amenable number.
57151469 is a deficient number, since it is larger than the sum of its proper divisors (853075).
57151469 is an equidigital number, since it uses as much as digits as its factorization.
57151469 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 853074.
The product of its digits is 37800, while the sum is 38.
The square root of 57151469 is about 7559.8590595328. The cubic root of 57151469 is about 385.1907055430.
The spelling of 57151469 in words is "fifty-seven million, one hundred fifty-one thousand, four hundred sixty-nine".
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