Base | Representation |
---|---|
bin | 11011001111110… |
… | …100101110111010 |
3 | 1011212011202120100 |
4 | 123033310232322 |
5 | 1414011223421 |
6 | 113205540230 |
7 | 14220365142 |
oct | 3317645672 |
9 | 1155152510 |
10 | 457132986 |
11 | 215048862 |
12 | 109114676 |
13 | 739265bb |
14 | 449d7922 |
15 | 2a1ebc26 |
hex | 1b3f4bba |
457132986 has 24 divisors (see below), whose sum is σ = 991448640. Its totient is φ = 152224776.
The previous prime is 457132943. The next prime is 457133023. The reversal of 457132986 is 689231754.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6481 + ... + 30923.
It is an arithmetic number, because the mean of its divisors is an integer number (41310360).
Almost surely, 2457132986 is an apocalyptic number.
457132986 is an abundant number, since it is smaller than the sum of its proper divisors (534315654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
457132986 is a wasteful number, since it uses less digits than its factorization.
457132986 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25490 (or 25487 counting only the distinct ones).
The product of its digits is 362880, while the sum is 45.
The square root of 457132986 is about 21380.6685115316. The cubic root of 457132986 is about 770.3371694796.
The spelling of 457132986 in words is "four hundred fifty-seven million, one hundred thirty-two thousand, nine hundred eighty-six".
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