Base | Representation |
---|---|
bin | 1101110100100… |
… | …1010110000001 |
3 | 11001002021202201 |
4 | 3131021112001 |
5 | 104320101342 |
6 | 5430313201 |
7 | 1302516601 |
oct | 335112601 |
9 | 131067681 |
10 | 57972097 |
11 | 2a7a6327 |
12 | 174b8801 |
13 | c019c21 |
14 | 79b0c01 |
15 | 5151db7 |
hex | 3749581 |
57972097 has 8 divisors (see below), whose sum is σ = 61760160. Its totient is φ = 54257760.
The previous prime is 57971981. The next prime is 57972107. The reversal of 57972097 is 79027975.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 57972097 - 211 = 57970049 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57972797) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16804 + ... + 19957.
It is an arithmetic number, because the mean of its divisors is an integer number (7720020).
Almost surely, 257972097 is an apocalyptic number.
It is an amenable number.
57972097 is a deficient number, since it is larger than the sum of its proper divisors (3788063).
57972097 is a wasteful number, since it uses less digits than its factorization.
57972097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36863.
The product of its (nonzero) digits is 277830, while the sum is 46.
The square root of 57972097 is about 7613.9409637848. The cubic root of 57972097 is about 387.0255799271.
The spelling of 57972097 in words is "fifty-seven million, nine hundred seventy-two thousand, ninety-seven".
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