Base | Representation |
---|---|
bin | 1101101011111… |
… | …1101101101111 |
3 | 11000000122110211 |
4 | 3122333231233 |
5 | 104144031432 |
6 | 5410243251 |
7 | 1264651222 |
oct | 332775557 |
9 | 130018424 |
10 | 57408367 |
11 | 2a450835 |
12 | 17286527 |
13 | bb80463 |
14 | 78a55b9 |
15 | 508ed47 |
hex | 36bfb6f |
57408367 has 4 divisors (see below), whose sum is σ = 60429880. Its totient is φ = 54386856.
The previous prime is 57408331. The next prime is 57408419. The reversal of 57408367 is 76380475.
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 57408367 - 211 = 57406319 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57408317) 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, 1510728 + ... + 1510765.
It is an arithmetic number, because the mean of its divisors is an integer number (15107470).
Almost surely, 257408367 is an apocalyptic number.
57408367 is a deficient number, since it is larger than the sum of its proper divisors (3021513).
57408367 is a wasteful number, since it uses less digits than its factorization.
57408367 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3021512.
The product of its (nonzero) digits is 141120, while the sum is 40.
The square root of 57408367 is about 7576.8309338403. The cubic root of 57408367 is about 385.7669918243.
It can be divided in two parts, 57408 and 367, that added together give a palindrome (57775).
The spelling of 57408367 in words is "fifty-seven million, four hundred eight thousand, three hundred sixty-seven".
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