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23903106 = 235375167
BaseRepresentation
bin101101100101…
…1101110000010
31122222101220020
41123023232002
522104344411
62212154310
7410113233
oct133135602
948871806
1023903106
1112546837
128008996
134c4bb66
14326308a
152172606
hex16cbb82

23903106 has 16 divisors (see below), whose sum is σ = 48708864. Its totient is φ = 7817264.

The previous prime is 23903101. The next prime is 23903129. The reversal of 23903106 is 60130932.

It is not an unprimeable number, because it can be changed into a prime (23903101) 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 7 ways as a sum of consecutive naturals, for example, 37266 + ... + 37901.

It is an arithmetic number, because the mean of its divisors is an integer number (3044304).

Almost surely, 223903106 is an apocalyptic number.

23903106 is an abundant number, since it is smaller than the sum of its proper divisors (24805758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23903106 is a wasteful number, since it uses less digits than its factorization.

23903106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75225.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 23903106 is about 4889.0802816072. The cubic root of 23903106 is about 288.0612090196.

The spelling of 23903106 in words is "twenty-three million, nine hundred three thousand, one hundred six".

Divisors: 1 2 3 6 53 106 159 318 75167 150334 225501 451002 3983851 7967702 11951553 23903106