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51532 = 2213991
BaseRepresentation
bin1100100101001100
32121200121
430211030
53122112
61034324
7303145
oct144514
977617
1051532
1135798
12259a4
131a5c0
1414acc
1510407
hexc94c

51532 has 12 divisors (see below), whose sum is σ = 97216. Its totient is φ = 23760.

The previous prime is 51521. The next prime is 51539. The reversal of 51532 is 23515.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (51539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444 + ... + 547.

251532 is an apocalyptic number.

51532 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

51532 is a deficient number, since it is larger than the sum of its proper divisors (45684).

51532 is a wasteful number, since it uses less digits than its factorization.

51532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008 (or 1006 counting only the distinct ones).

The product of its digits is 150, while the sum is 16.

The square root of 51532 is about 227.0066078333. The cubic root of 51532 is about 37.2127986177.

The spelling of 51532 in words is "fifty-one thousand, five hundred thirty-two".

Divisors: 1 2 4 13 26 52 991 1982 3964 12883 25766 51532