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12153252 = 2231012771
BaseRepresentation
bin101110010111…
…000110100100
3211212110010110
4232113012210
511102401002
61112253020
7205205136
oct56270644
924773113
1012153252
116950a11
1240a1170
132696997
141885056
151100e6c
hexb971a4

12153252 has 12 divisors (see below), whose sum is σ = 28357616. Its totient is φ = 4051080.

The previous prime is 12153247. The next prime is 12153299. The reversal of 12153252 is 25235121.

12153252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506374 + ... + 506397.

Almost surely, 212153252 is an apocalyptic number.

12153252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12153252 is an abundant number, since it is smaller than the sum of its proper divisors (16204364).

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

12153252 is a wasteful number, since it uses less digits than its factorization.

12153252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012778 (or 1012776 counting only the distinct ones).

The product of its digits is 600, while the sum is 21.

The square root of 12153252 is about 3486.1514597045. The cubic root of 12153252 is about 229.9133384915.

Adding to 12153252 its reverse (25235121), we get a palindrome (37388373).

The spelling of 12153252 in words is "twelve million, one hundred fifty-three thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 1012771 2025542 3038313 4051084 6076626 12153252