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23116697 = 27118527
BaseRepresentation
bin101100000101…
…1101110011001
31121111110010222
41120023232121
521404213242
62143245425
7400326422
oct130135631
947443128
1023116697
1112059a0a
1278a9875
134a34c26
1430da649
1520695d2
hex160bb99

23116697 has 4 divisors (see below), whose sum is σ = 23127936. Its totient is φ = 23105460.

The previous prime is 23116693. The next prime is 23116721. The reversal of 23116697 is 79661132.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23116697 - 22 = 23116693 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23116693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1553 + ... + 6974.

It is an arithmetic number, because the mean of its divisors is an integer number (5781984).

Almost surely, 223116697 is an apocalyptic number.

It is an amenable number.

23116697 is a deficient number, since it is larger than the sum of its proper divisors (11239).

23116697 is an equidigital number, since it uses as much as digits as its factorization.

23116697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11238.

The product of its digits is 13608, while the sum is 35.

The square root of 23116697 is about 4807.9826330801. The cubic root of 23116697 is about 284.8668589152.

The spelling of 23116697 in words is "twenty-three million, one hundred sixteen thousand, six hundred ninety-seven".

Divisors: 1 2711 8527 23116697