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132205225 = 5216332443
BaseRepresentation
bin1111110000101…
…00101010101001
3100012202201110211
413320110222221
5232321031400
621041341121
73163503655
oct770245251
9305681424
10132205225
1168698819
12383377a1
132150b459
14137b5a65
15b916dba
hex7e14aa9

132205225 has 12 divisors (see below), whose sum is σ = 164945296. Its totient is φ = 105112080.

The previous prime is 132205223. The next prime is 132205259. The reversal of 132205225 is 522502231.

It is not a de Polignac number, because 132205225 - 21 = 132205223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132205196 and 132205205.

It is not an unprimeable number, because it can be changed into a prime (132205223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12147 + ... + 20296.

Almost surely, 2132205225 is an apocalyptic number.

It is an amenable number.

132205225 is a deficient number, since it is larger than the sum of its proper divisors (32740071).

132205225 is a wasteful number, since it uses less digits than its factorization.

132205225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32616 (or 32611 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 132205225 is about 11498.0530960680. The cubic root of 132205225 is about 509.4280721798.

Adding to 132205225 its reverse (522502231), we get a palindrome (654707456).

The spelling of 132205225 in words is "one hundred thirty-two million, two hundred five thousand, two hundred twenty-five".

Divisors: 1 5 25 163 815 4075 32443 162215 811075 5288209 26441045 132205225