Base | Representation |
---|---|
bin | 110001110100… |
… | …110011000011 |
3 | 220120120202102 |
4 | 301310303003 |
5 | 11320430230 |
6 | 1143541015 |
7 | 216006431 |
oct | 61646303 |
9 | 26516672 |
10 | 13061315 |
11 | 7411183 |
12 | 445a76b |
13 | 29240b7 |
14 | 1a3dd51 |
15 | 1230045 |
hex | c74cc3 |
13061315 has 16 divisors (see below), whose sum is σ = 16084992. Its totient is φ = 10178784.
The previous prime is 13061311. The next prime is 13061317. The reversal of 13061315 is 51316031.
It is a happy number.
13061315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 13061315 - 22 = 13061311 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13061311) 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, 42392 + ... + 42698.
It is an arithmetic number, because the mean of its divisors is an integer number (1005312).
Almost surely, 213061315 is an apocalyptic number.
13061315 is a deficient number, since it is larger than the sum of its proper divisors (3023677).
13061315 is a wasteful number, since it uses less digits than its factorization.
13061315 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 506.
The product of its (nonzero) digits is 270, while the sum is 20.
The square root of 13061315 is about 3614.0441336542. The cubic root of 13061315 is about 235.5025611158.
Adding to 13061315 its reverse (51316031), we get a palindrome (64377346).
The spelling of 13061315 in words is "thirteen million, sixty-one thousand, three hundred fifteen".
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