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52132152 = 2332172173
BaseRepresentation
bin1100011011011…
…1100100111000
310122002120212110
43012313210320
5101321212102
65101212320
71202054532
oct306674470
9118076773
1052132152
1127477726
12155610a0
13aa53a37
146cd0852
15489b86c
hex31b7938

52132152 has 16 divisors (see below), whose sum is σ = 130330440. Its totient is φ = 17377376.

The previous prime is 52132141. The next prime is 52132159. The reversal of 52132152 is 25123125.

It is a super-2 number, since 2×521321522 = 5435522544302208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52132159) 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, 1086063 + ... + 1086110.

Almost surely, 252132152 is an apocalyptic number.

It is an amenable number.

52132152 is an abundant number, since it is smaller than the sum of its proper divisors (78198288).

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

52132152 is a wasteful number, since it uses less digits than its factorization.

52132152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172182 (or 2172178 counting only the distinct ones).

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

The square root of 52132152 is about 7220.2598291197. The cubic root of 52132152 is about 373.5670397522.

Adding to 52132152 its reverse (25123125), we get a palindrome (77255277).

The spelling of 52132152 in words is "fifty-two million, one hundred thirty-two thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 2172173 4344346 6516519 8688692 13033038 17377384 26066076 52132152