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23085361 = 131993463
BaseRepresentation
bin101100000010…
…0000100110001
31121102212011101
41120010010301
521402212421
62142444401
7400136155
oct130040461
947385141
1023085361
1112038412
127893701
134a238a0
1430cd065
152060191
hex1604131

23085361 has 8 divisors (see below), whose sum is σ = 26169920. Its totient is φ = 20187792.

The previous prime is 23085341. The next prime is 23085379. The reversal of 23085361 is 16358032.

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 23085361 - 27 = 23085233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23085331) 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, 46485 + ... + 46978.

It is an arithmetic number, because the mean of its divisors is an integer number (3271240).

Almost surely, 223085361 is an apocalyptic number.

It is an amenable number.

23085361 is a deficient number, since it is larger than the sum of its proper divisors (3084559).

23085361 is a wasteful number, since it uses less digits than its factorization.

23085361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93495.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 23085361 is about 4804.7227807648. The cubic root of 23085361 is about 284.7380829568.

The spelling of 23085361 in words is "twenty-three million, eighty-five thousand, three hundred sixty-one".

Divisors: 1 13 19 247 93463 1215019 1775797 23085361