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23823412 = 2237160969
BaseRepresentation
bin101101011100…
…0010000110100
31122211100120121
41122320100310
522044322122
62210341324
7406332004
oct132702064
948740517
1023823412
11124a1978
127b8a844
134c217c2
143242004
152158bc7
hex16b8434

23823412 has 12 divisors (see below), whose sum is σ = 42818020. Its totient is φ = 11589696.

The previous prime is 23823403. The next prime is 23823427. The reversal of 23823412 is 21432832.

It can be written as a sum of positive squares in 2 ways, for example, as 13351716 + 10471696 = 3654^2 + 3236^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80337 + ... + 80632.

Almost surely, 223823412 is an apocalyptic number.

It is an amenable number.

23823412 is a deficient number, since it is larger than the sum of its proper divisors (18994608).

23823412 is a wasteful number, since it uses less digits than its factorization.

23823412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161010 (or 161008 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 23823412 is about 4880.9232733162. The cubic root of 23823412 is about 287.7407163565.

The spelling of 23823412 in words is "twenty-three million, eight hundred twenty-three thousand, four hundred twelve".

Divisors: 1 2 4 37 74 148 160969 321938 643876 5955853 11911706 23823412