Base | Representation |
---|---|
bin | 111010111011… |
… | …0011000011101 |
3 | 2011010120001022 |
4 | 1311312120131 |
5 | 30402043342 |
6 | 3022053525 |
7 | 523406540 |
oct | 165663035 |
9 | 64116038 |
10 | 30893597 |
11 | 164908a9 |
12 | a41a2a5 |
13 | 6528947 |
14 | 4162857 |
15 | 2aa39d2 |
hex | 1d7661d |
30893597 has 4 divisors (see below), whose sum is σ = 35306976. Its totient is φ = 26480220.
The previous prime is 30893587. The next prime is 30893609. The reversal of 30893597 is 79539803.
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 30893597 - 24 = 30893581 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 (30893537) 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, 2206679 + ... + 2206692.
It is an arithmetic number, because the mean of its divisors is an integer number (8826744).
Almost surely, 230893597 is an apocalyptic number.
It is an amenable number.
30893597 is a deficient number, since it is larger than the sum of its proper divisors (4413379).
30893597 is an equidigital number, since it uses as much as digits as its factorization.
30893597 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4413378.
The product of its (nonzero) digits is 204120, while the sum is 44.
The square root of 30893597 is about 5558.2008779820. The cubic root of 30893597 is about 313.7782421417.
The spelling of 30893597 in words is "thirty million, eight hundred ninety-three thousand, five hundred ninety-seven".
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