Base | Representation |
---|---|
bin | 11011001111110… |
… | …110010010100001 |
3 | 1011212012002022110 |
4 | 123033312102201 |
5 | 1414011424421 |
6 | 113210025533 |
7 | 14220422550 |
oct | 3317662241 |
9 | 1155162273 |
10 | 457139361 |
11 | 215052628 |
12 | 1091182a9 |
13 | 73929483 |
14 | 449d9d97 |
15 | 2a1eda76 |
hex | 1b3f64a1 |
457139361 has 16 divisors (see below), whose sum is σ = 719065088. Its totient is φ = 252795600.
The previous prime is 457139357. The next prime is 457139377. The reversal of 457139361 is 163931754.
It is not a de Polignac number, because 457139361 - 22 = 457139357 is a prime.
It is not an unprimeable number, because it can be changed into a prime (457139311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350455 + ... + 351756.
It is an arithmetic number, because the mean of its divisors is an integer number (44941568).
Almost surely, 2457139361 is an apocalyptic number.
It is an amenable number.
457139361 is a deficient number, since it is larger than the sum of its proper divisors (261925727).
457139361 is a wasteful number, since it uses less digits than its factorization.
457139361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 702252.
The product of its digits is 68040, while the sum is 39.
The square root of 457139361 is about 21380.8175942830. The cubic root of 457139361 is about 770.3407504045.
The spelling of 457139361 in words is "four hundred fifty-seven million, one hundred thirty-nine thousand, three hundred sixty-one".
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