Base | Representation |
---|---|
bin | 11110111001001… |
… | …011100100110001 |
3 | 1100010021200022010 |
4 | 132321023210301 |
5 | 2030141243342 |
6 | 123233033133 |
7 | 15562346331 |
oct | 3671134461 |
9 | 1303250263 |
10 | 518306097 |
11 | 246630051 |
12 | 1256b57a9 |
13 | 834c44ca |
14 | 4cb9d0c1 |
15 | 3078229c |
hex | 1ee4b931 |
518306097 has 16 divisors (see below), whose sum is σ = 698511168. Its totient is φ = 341839680.
The previous prime is 518306077. The next prime is 518306137. The reversal of 518306097 is 790603815.
It is a de Polignac number, because none of the positive numbers 2k-518306097 is a prime.
It is not an unprimeable number, because it can be changed into a prime (518306077) 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, 107143 + ... + 111875.
It is an arithmetic number, because the mean of its divisors is an integer number (43656948).
Almost surely, 2518306097 is an apocalyptic number.
It is an amenable number.
518306097 is a deficient number, since it is larger than the sum of its proper divisors (180205071).
518306097 is a wasteful number, since it uses less digits than its factorization.
518306097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5120.
The product of its (nonzero) digits is 45360, while the sum is 39.
The square root of 518306097 is about 22766.3369253817. The cubic root of 518306097 is about 803.2710327234.
The spelling of 518306097 in words is "five hundred eighteen million, three hundred six thousand, ninety-seven".
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