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132213332 = 22106131153
BaseRepresentation
bin1111110000101…
…10101001010100
3100012210010121002
413320112221110
5232321311312
621041442432
73163536416
oct770265124
9305703532
10132213332
11686a3919
1238340418
1321512054
14137b89b6
15b9194c2
hex7e16a54

132213332 has 12 divisors (see below), whose sum is σ = 231598836. Its totient is φ = 66042240.

The previous prime is 132213331. The next prime is 132213353. The reversal of 132213332 is 233312231.

It can be written as a sum of positive squares in 2 ways, for example, as 59691076 + 72522256 = 7726^2 + 8516^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132213331) 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, 11333 + ... + 19820.

It is an arithmetic number, because the mean of its divisors is an integer number (19299903).

Almost surely, 2132213332 is an apocalyptic number.

It is an amenable number.

132213332 is a deficient number, since it is larger than the sum of its proper divisors (99385504).

132213332 is a wasteful number, since it uses less digits than its factorization.

132213332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32218 (or 32216 counting only the distinct ones).

The product of its digits is 648, while the sum is 20.

The square root of 132213332 is about 11498.4056286078. The cubic root of 132213332 is about 509.4384849023.

Adding to 132213332 its reverse (233312231), we get a palindrome (365525563).

The spelling of 132213332 in words is "one hundred thirty-two million, two hundred thirteen thousand, three hundred thirty-two".

Divisors: 1 2 4 1061 2122 4244 31153 62306 124612 33053333 66106666 132213332