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23383912 = 232922989
BaseRepresentation
bin101100100110…
…0111101101000
31122000000200211
41121030331220
521441241122
62153110504
7402521446
oct131147550
948000624
1023383912
1112221752
1279b8434
134ac9746
143169b96
1520bd877
hex164cf68

23383912 has 8 divisors (see below), whose sum is σ = 43844850. Its totient is φ = 11691952.

The previous prime is 23383907. The next prime is 23383937. The reversal of 23383912 is 21938332.

It can be written as a sum of positive squares in only one way, i.e., 23290276 + 93636 = 4826^2 + 306^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1461487 + ... + 1461502.

Almost surely, 223383912 is an apocalyptic number.

It is an amenable number.

23383912 is a deficient number, since it is larger than the sum of its proper divisors (20460938).

23383912 is a wasteful number, since it uses less digits than its factorization.

23383912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2922995 (or 2922991 counting only the distinct ones).

The product of its digits is 7776, while the sum is 31.

The square root of 23383912 is about 4835.6914707206. The cubic root of 23383912 is about 285.9602859423.

The spelling of 23383912 in words is "twenty-three million, three hundred eighty-three thousand, nine hundred twelve".

Divisors: 1 2 4 8 2922989 5845978 11691956 23383912