Base | Representation |
---|---|
bin | 110001101000… |
… | …010100010101 |
3 | 220110222122011 |
4 | 301220110111 |
5 | 11312311242 |
6 | 1142504221 |
7 | 215404414 |
oct | 61502425 |
9 | 26428564 |
10 | 13010197 |
11 | 7386832 |
12 | 4435071 |
13 | 2906a55 |
14 | 1a2947b |
15 | 121ed17 |
hex | c68515 |
13010197 has 2 divisors, whose sum is σ = 13010198. Its totient is φ = 13010196.
The previous prime is 13010191. The next prime is 13010213. The reversal of 13010197 is 79101031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12680721 + 329476 = 3561^2 + 574^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13010197 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13010191) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6505098 + 6505099.
It is an arithmetic number, because the mean of its divisors is an integer number (6505099).
Almost surely, 213010197 is an apocalyptic number.
It is an amenable number.
13010197 is a deficient number, since it is larger than the sum of its proper divisors (1).
13010197 is an equidigital number, since it uses as much as digits as its factorization.
13010197 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 189, while the sum is 22.
The square root of 13010197 is about 3606.9650677543. The cubic root of 13010197 is about 235.1949310633.
The spelling of 13010197 in words is "thirteen million, ten thousand, one hundred ninety-seven".
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