Base | Representation |
---|---|
bin | 110010100010… |
… | …000110101010 |
3 | 220221000022120 |
4 | 302202012222 |
5 | 11342400030 |
6 | 1151532110 |
7 | 220411446 |
oct | 62420652 |
9 | 26830276 |
10 | 13246890 |
11 | 7528648 |
12 | 452a036 |
13 | 298a6c7 |
14 | 1a8b826 |
15 | 126a010 |
hex | ca21aa |
13246890 has 16 divisors (see below), whose sum is σ = 31792608. Its totient is φ = 3532496.
The previous prime is 13246861. The next prime is 13246907. The reversal of 13246890 is 9864231.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220752 + ... + 220811.
It is an arithmetic number, because the mean of its divisors is an integer number (1987038).
Almost surely, 213246890 is an apocalyptic number.
13246890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13246890 is an abundant number, since it is smaller than the sum of its proper divisors (18545718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13246890 is a wasteful number, since it uses less digits than its factorization.
13246890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 441573.
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 13246890 is about 3639.6277282162. The cubic root of 13246890 is about 236.6126593245.
The spelling of 13246890 in words is "thirteen million, two hundred forty-six thousand, eight hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •