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132520524 = 22311397729
BaseRepresentation
bin1111110011000…
…01101001001100
3100020100201222120
413321201221030
5232411124044
621052212540
73166256133
oct771415114
9306321876
10132520524
11688936a4
123846a150
13215bbb16
141385891a
15b97a519
hex7e61a4c

132520524 has 24 divisors (see below), whose sum is σ = 311954160. Its totient is φ = 43782144.

The previous prime is 132520523. The next prime is 132520529. The reversal of 132520524 is 425025231.

It is a junction number, because it is equal to n+sod(n) for n = 132520494 and 132520503.

It is not an unprimeable number, because it can be changed into a prime (132520523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47509 + ... + 50220.

It is an arithmetic number, because the mean of its divisors is an integer number (12998090).

Almost surely, 2132520524 is an apocalyptic number.

It is an amenable number.

132520524 is an abundant number, since it is smaller than the sum of its proper divisors (179433636).

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

132520524 is a wasteful number, since it uses less digits than its factorization.

132520524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97849 (or 97847 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 132520524 is about 11511.7559042919. The cubic root of 132520524 is about 509.8327325358.

Adding to 132520524 its reverse (425025231), we get a palindrome (557545755).

The spelling of 132520524 in words is "one hundred thirty-two million, five hundred twenty thousand, five hundred twenty-four".

Divisors: 1 2 3 4 6 12 113 226 339 452 678 1356 97729 195458 293187 390916 586374 1172748 11043377 22086754 33130131 44173508 66260262 132520524