Base | Representation |
---|---|
bin | 1101101001101… |
… | …0001010001001 |
3 | 10222201211110102 |
4 | 3122122022021 |
5 | 104124121122 |
6 | 5403055145 |
7 | 1263440564 |
oct | 332321211 |
9 | 128654412 |
10 | 57254537 |
11 | 2a3561aa |
12 | 172114b5 |
13 | bb28432 |
14 | 78654db |
15 | 505e492 |
hex | 369a289 |
57254537 has 2 divisors, whose sum is σ = 57254538. Its totient is φ = 57254536.
The previous prime is 57254513. The next prime is 57254563. The reversal of 57254537 is 73545275.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 41422096 + 15832441 = 6436^2 + 3979^2 .
It is a cyclic number.
It is not a de Polignac number, because 57254537 - 26 = 57254473 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57254537.
It is not a weakly prime, because it can be changed into another prime (57254237) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28627268 + 28627269.
It is an arithmetic number, because the mean of its divisors is an integer number (28627269).
Almost surely, 257254537 is an apocalyptic number.
It is an amenable number.
57254537 is a deficient number, since it is larger than the sum of its proper divisors (1).
57254537 is an equidigital number, since it uses as much as digits as its factorization.
57254537 is an evil number, because the sum of its binary digits is even.
The product of its digits is 147000, while the sum is 38.
The square root of 57254537 is about 7566.6727826701. The cubic root of 57254537 is about 385.4221197975.
The spelling of 57254537 in words is "fifty-seven million, two hundred fifty-four thousand, five hundred thirty-seven".
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