Base | Representation |
---|---|
bin | 110010000011… |
… | …110110111100 |
3 | 220200201101012 |
4 | 302003312330 |
5 | 11324414004 |
6 | 1145134352 |
7 | 216354326 |
oct | 62036674 |
9 | 26621335 |
10 | 13123004 |
11 | 7453564 |
12 | 448a3b8 |
13 | 29461bb |
14 | 1a58616 |
15 | 124346e |
hex | c83dbc |
13123004 has 12 divisors (see below), whose sum is σ = 22990800. Its totient is φ = 6554208.
The previous prime is 13123003. The next prime is 13123007. The reversal of 13123004 is 40032131.
It is a self number, because there is not a number n which added to its sum of digits gives 13123004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13123003) by changing a digit.
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, 5417 + ... + 7455.
It is an arithmetic number, because the mean of its divisors is an integer number (1915900).
Almost surely, 213123004 is an apocalyptic number.
It is an amenable number.
13123004 is a deficient number, since it is larger than the sum of its proper divisors (9867796).
13123004 is a wasteful number, since it uses less digits than its factorization.
13123004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3652 (or 3650 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 13123004 is about 3622.5687019020. The cubic root of 13123004 is about 235.8727409275.
Adding to 13123004 its reverse (40032131), we get a palindrome (53155135).
The spelling of 13123004 in words is "thirteen million, one hundred twenty-three thousand, four".
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