Base | Representation |
---|---|
bin | 110010010110… |
… | …000100010101 |
3 | 220211111200121 |
4 | 302112010111 |
5 | 11334310324 |
6 | 1150511541 |
7 | 220114636 |
oct | 62260425 |
9 | 26744617 |
10 | 13197589 |
11 | 74a45a9 |
12 | 45055b1 |
13 | 2971132 |
14 | 1a7788d |
15 | 125a5e4 |
hex | c96115 |
13197589 has 4 divisors (see below), whose sum is σ = 13224960. Its totient is φ = 13170220.
The previous prime is 13197563. The next prime is 13197601. The reversal of 13197589 is 98579131.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 13197589 - 25 = 13197557 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13197539) 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, 12949 + ... + 13930.
It is an arithmetic number, because the mean of its divisors is an integer number (3306240).
Almost surely, 213197589 is an apocalyptic number.
It is an amenable number.
13197589 is a deficient number, since it is larger than the sum of its proper divisors (27371).
13197589 is an equidigital number, since it uses as much as digits as its factorization.
13197589 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27370.
The product of its digits is 68040, while the sum is 43.
The square root of 13197589 is about 3632.8486068098. The cubic root of 13197589 is about 236.3187603480.
The spelling of 13197589 in words is "thirteen million, one hundred ninety-seven thousand, five hundred eighty-nine".
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