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23196903 = 3232271481
BaseRepresentation
bin101100001111…
…1010011100111
31121122112011120
41120133103213
521414300103
62145105023
7401112312
oct130372347
947575146
1023196903
11121041a4
127928173
134a625a2
14311b979
152083253
hex161f4e7

23196903 has 16 divisors (see below), whose sum is σ = 32438016. Its totient is φ = 14717120.

The previous prime is 23196893. The next prime is 23196913. The reversal of 23196903 is 30969132.

It is an interprime number because it is at equal distance from previous prime (23196893) and next prime (23196913).

It is a cyclic number.

It is not a de Polignac number, because 23196903 - 29 = 23196391 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23196913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14923 + ... + 16403.

It is an arithmetic number, because the mean of its divisors is an integer number (2027376).

Almost surely, 223196903 is an apocalyptic number.

23196903 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

23196903 is a deficient number, since it is larger than the sum of its proper divisors (9241113).

23196903 is a wasteful number, since it uses less digits than its factorization.

23196903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1734.

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 23196903 is about 4816.3163309733. The cubic root of 23196903 is about 285.1959378993.

The spelling of 23196903 in words is "twenty-three million, one hundred ninety-six thousand, nine hundred three".

Divisors: 1 3 23 69 227 681 1481 4443 5221 15663 34063 102189 336187 1008561 7732301 23196903