Base | Representation |
---|---|
bin | 110010000011… |
… | …001000100010 |
3 | 220200120022012 |
4 | 302003020202 |
5 | 11324320114 |
6 | 1145112522 |
7 | 216342554 |
oct | 62031042 |
9 | 26616265 |
10 | 13120034 |
11 | 7451304 |
12 | 4488742 |
13 | 2944a45 |
14 | 1a574d4 |
15 | 124263e |
hex | c83222 |
13120034 has 4 divisors (see below), whose sum is σ = 19680054. Its totient is φ = 6560016.
The previous prime is 13119983. The next prime is 13120057. The reversal of 13120034 is 43002131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43002131 = 313 ⋅137387.
It can be written as a sum of positive squares in only one way, i.e., 6744409 + 6375625 = 2597^2 + 2525^2 .
It is a super-2 number, since 2×131200342 = 344270584322312, which contains 22 as substring.
It is a nialpdrome in base 16.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3280007 + ... + 3280010.
Almost surely, 213120034 is an apocalyptic number.
13120034 is a deficient number, since it is larger than the sum of its proper divisors (6560020).
13120034 is an equidigital number, since it uses as much as digits as its factorization.
13120034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6560019.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 13120034 is about 3622.1587485918. The cubic root of 13120034 is about 235.8549453350.
Adding to 13120034 its reverse (43002131), we get a palindrome (56122165).
The spelling of 13120034 in words is "thirteen million, one hundred twenty thousand, thirty-four".
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