Base | Representation |
---|---|
bin | 110001110100… |
… | …110101000100 |
3 | 220120120221012 |
4 | 301310311010 |
5 | 11320431234 |
6 | 1143541352 |
7 | 216010004 |
oct | 61646504 |
9 | 26516835 |
10 | 13061444 |
11 | 7411290 |
12 | 445a858 |
13 | 2924186 |
14 | 1a40004 |
15 | 12300ce |
hex | c74d44 |
13061444 has 48 divisors (see below), whose sum is σ = 26199936. Its totient is φ = 5644800.
The previous prime is 13061431. The next prime is 13061459. The reversal of 13061444 is 44416031.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115532 + ... + 115644.
It is an arithmetic number, because the mean of its divisors is an integer number (545832).
Almost surely, 213061444 is an apocalyptic number.
It is an amenable number.
13061444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
13061444 is a wasteful number, since it uses less digits than its factorization.
13061444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 236 (or 234 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 13061444 is about 3614.0619806528. The cubic root of 13061444 is about 235.5033364265.
Adding to 13061444 its reverse (44416031), we get a palindrome (57477475).
The spelling of 13061444 in words is "thirteen million, sixty-one thousand, four hundred forty-four".
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