Base | Representation |
---|---|
bin | 110001111000… |
… | …001001000000 |
3 | 220121021112120 |
4 | 301320021000 |
5 | 11321400013 |
6 | 1144124240 |
7 | 216064362 |
oct | 61701100 |
9 | 26537476 |
10 | 13075008 |
11 | 74204a1 |
12 | 4466680 |
13 | 292a3bb |
14 | 1a44d32 |
15 | 1234123 |
hex | c78240 |
13075008 has 28 divisors (see below), whose sum is σ = 34594800. Its totient is φ = 4358272.
The previous prime is 13074959. The next prime is 13075009. The reversal of 13075008 is 80057031.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (13075009) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33858 + ... + 34241.
Almost surely, 213075008 is an apocalyptic number.
It is an amenable number.
13075008 is an abundant number, since it is smaller than the sum of its proper divisors (21519792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13075008 is an equidigital number, since it uses as much as digits as its factorization.
13075008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68114 (or 68104 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 24.
The square root of 13075008 is about 3615.9380525667. The cubic root of 13075008 is about 235.5848297676.
It can be divided in two parts, 1307 and 5008, that multiplied together give a palindrome (6545456).
The spelling of 13075008 in words is "thirteen million, seventy-five thousand, eight".
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