Base | Representation |
---|---|
bin | 110001101010… |
… | …101110000000 |
3 | 220111111010102 |
4 | 301222232000 |
5 | 11313120112 |
6 | 1143021532 |
7 | 215445164 |
oct | 61525600 |
9 | 26444112 |
10 | 13020032 |
11 | 7393163 |
12 | 443a8a8 |
13 | 290b37c |
14 | 1a2cca4 |
15 | 1222bc2 |
hex | c6ab80 |
13020032 has 16 divisors (see below), whose sum is σ = 25938600. Its totient is φ = 6509952.
The previous prime is 13020017. The next prime is 13020037. The reversal of 13020032 is 23002031.
It is a tau number, because it is divible by the number of its divisors (16).
It is a junction number, because it is equal to n+sod(n) for n = 13019995 and 13020022.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13020037) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50732 + ... + 50987.
Almost surely, 213020032 is an apocalyptic number.
It is an amenable number.
13020032 is a deficient number, since it is larger than the sum of its proper divisors (12918568).
13020032 is an equidigital number, since it uses as much as digits as its factorization.
13020032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101733 (or 101721 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 11.
The square root of 13020032 is about 3608.3281447230. The cubic root of 13020032 is about 235.2541809866.
Adding to 13020032 its reverse (23002031), we get a palindrome (36022063).
The spelling of 13020032 in words is "thirteen million, twenty thousand, thirty-two".
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