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23116901 = 197915401
BaseRepresentation
bin101100000101…
…1110001100101
31121111110102112
41120023301211
521404220101
62143250405
7400330133
oct130136145
947443375
1023116901
111205a085
1278a9a05
134a35052
1430da753
1520696bb
hex160bc65

23116901 has 8 divisors (see below), whose sum is σ = 24643200. Its totient is φ = 21621600.

The previous prime is 23116883. The next prime is 23116927. The reversal of 23116901 is 10961132.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23116901 - 210 = 23115877 is a prime.

It is a super-2 number, since 2×231169012 = 1068782223687602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23116931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6200 + ... + 9201.

It is an arithmetic number, because the mean of its divisors is an integer number (3080400).

Almost surely, 223116901 is an apocalyptic number.

It is an amenable number.

23116901 is a deficient number, since it is larger than the sum of its proper divisors (1526299).

23116901 is a wasteful number, since it uses less digits than its factorization.

23116901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15499.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 23116901 is about 4808.0038477522. The cubic root of 23116901 is about 284.8676968762.

The spelling of 23116901 in words is "twenty-three million, one hundred sixteen thousand, nine hundred one".

Divisors: 1 19 79 1501 15401 292619 1216679 23116901