Base | Representation |
---|---|
bin | 110001110011… |
… | …100111101111 |
3 | 220120100010220 |
4 | 301303213233 |
5 | 11320301440 |
6 | 1143502423 |
7 | 215656404 |
oct | 61634757 |
9 | 26510126 |
10 | 13056495 |
11 | 74085a1 |
12 | 4457a13 |
13 | 2921b4a |
14 | 1a3c2ab |
15 | 122d8d0 |
hex | c739ef |
13056495 has 8 divisors (see below), whose sum is σ = 20890416. Its totient is φ = 6963456.
The previous prime is 13056437. The next prime is 13056499. The reversal of 13056495 is 59465031.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13056495 - 26 = 13056431 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13056499) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435202 + ... + 435231.
It is an arithmetic number, because the mean of its divisors is an integer number (2611302).
Almost surely, 213056495 is an apocalyptic number.
13056495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13056495 is a deficient number, since it is larger than the sum of its proper divisors (7833921).
13056495 is an equidigital number, since it uses as much as digits as its factorization.
13056495 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 870441.
The product of its (nonzero) digits is 16200, while the sum is 33.
The square root of 13056495 is about 3613.3772291307. The cubic root of 13056495 is about 235.4735884842.
The spelling of 13056495 in words is "thirteen million, fifty-six thousand, four hundred ninety-five".
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