Base | Representation |
---|---|
bin | 110010001010… |
… | …011110001011 |
3 | 220202002112102 |
4 | 302022132023 |
5 | 11331300331 |
6 | 1145504015 |
7 | 216526313 |
oct | 62123613 |
9 | 26662472 |
10 | 13150091 |
11 | 7471949 |
12 | 44a200b |
13 | 2955626 |
14 | 1a64443 |
15 | 124b4cb |
hex | c8a78b |
13150091 has 2 divisors, whose sum is σ = 13150092. Its totient is φ = 13150090.
The previous prime is 13150073. The next prime is 13150117. The reversal of 13150091 is 19005131.
13150091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13150091 - 210 = 13149067 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (13150031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6575045 + 6575046.
It is an arithmetic number, because the mean of its divisors is an integer number (6575046).
Almost surely, 213150091 is an apocalyptic number.
13150091 is a deficient number, since it is larger than the sum of its proper divisors (1).
13150091 is an equidigital number, since it uses as much as digits as its factorization.
13150091 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 135, while the sum is 20.
The square root of 13150091 is about 3626.3054201211. The cubic root of 13150091 is about 236.0349165517.
The spelling of 13150091 in words is "thirteen million, one hundred fifty thousand, ninety-one".
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