Base | Representation |
---|---|
bin | 1101101001000… |
… | …0010100001000 |
3 | 10222122210011001 |
4 | 3122100110020 |
5 | 104121323331 |
6 | 5402144344 |
7 | 1263212203 |
oct | 332202410 |
9 | 128583131 |
10 | 57214216 |
11 | 2a328984 |
12 | 171b20b4 |
13 | bb12c87 |
14 | 785493a |
15 | 5052561 |
hex | 3690508 |
57214216 has 16 divisors (see below), whose sum is σ = 110976300. Its totient is φ = 27620544.
The previous prime is 57214211. The next prime is 57214253. The reversal of 57214216 is 61241275.
It can be written as a sum of positive squares in 2 ways, for example, as 54081316 + 3132900 = 7354^2 + 1770^2 .
It is not an unprimeable number, because it can be changed into a prime (57214211) 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, 123075 + ... + 123538.
Almost surely, 257214216 is an apocalyptic number.
It is an amenable number.
57214216 is a deficient number, since it is larger than the sum of its proper divisors (53762084).
57214216 is a wasteful number, since it uses less digits than its factorization.
57214216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 246648 (or 246644 counting only the distinct ones).
The product of its digits is 3360, while the sum is 28.
The square root of 57214216 is about 7564.0079323068. The cubic root of 57214216 is about 385.3316218466.
The spelling of 57214216 in words is "fifty-seven million, two hundred fourteen thousand, two hundred sixteen".
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