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23202132 = 2231933511
BaseRepresentation
bin101100010000…
…0100101010100
31121122210100020
41120200211110
521414432012
62145145140
7401133462
oct130404524
947583306
1023202132
1112108118
12792b1b0
134a64a95
14311d832
152084a8c
hex1620954

23202132 has 12 divisors (see below), whose sum is σ = 54138336. Its totient is φ = 7734040.

The previous prime is 23202121. The next prime is 23202133. The reversal of 23202132 is 23120232.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23202133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 966744 + ... + 966767.

It is an arithmetic number, because the mean of its divisors is an integer number (4511528).

Almost surely, 223202132 is an apocalyptic number.

It is an amenable number.

23202132 is an abundant number, since it is smaller than the sum of its proper divisors (30936204).

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

23202132 is a wasteful number, since it uses less digits than its factorization.

23202132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933518 (or 1933516 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 23202132 is about 4816.8591426364. The cubic root of 23202132 is about 285.2173657241.

Adding to 23202132 its reverse (23120232), we get a palindrome (46322364).

The spelling of 23202132 in words is "twenty-three million, two hundred two thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 1933511 3867022 5800533 7734044 11601066 23202132