Base | Representation |
---|---|
bin | 110011000111… |
… | …100101001011 |
3 | 221012210212221 |
4 | 303013211023 |
5 | 11412303040 |
6 | 1155114511 |
7 | 221621131 |
oct | 63074513 |
9 | 27183787 |
10 | 13400395 |
11 | 7622a08 |
12 | 45a2a37 |
13 | 2a12538 |
14 | 1acb751 |
15 | 129a74a |
hex | cc794b |
13400395 has 4 divisors (see below), whose sum is σ = 16080480. Its totient is φ = 10720312.
The previous prime is 13400389. The next prime is 13400417. The reversal of 13400395 is 59300431.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13400395 - 25 = 13400363 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1340035 + ... + 1340044.
It is an arithmetic number, because the mean of its divisors is an integer number (4020120).
Almost surely, 213400395 is an apocalyptic number.
13400395 is a deficient number, since it is larger than the sum of its proper divisors (2680085).
13400395 is an equidigital number, since it uses as much as digits as its factorization.
13400395 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2680084.
The product of its (nonzero) digits is 1620, while the sum is 25.
The square root of 13400395 is about 3660.6549960355. The cubic root of 13400395 is about 237.5231076316.
The spelling of 13400395 in words is "thirteen million, four hundred thousand, three hundred ninety-five".
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