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132213561 = 3411074907
BaseRepresentation
bin1111110000101…
…10101100111001
3100012210010220120
413320112230321
5232321313221
621041443453
73163540164
oct770265471
9305703816
10132213561
11686a4007
1238340589
132151219c
14137b8adb
15b9195c6
hex7e16b39

132213561 has 8 divisors (see below), whose sum is σ = 180584544. Its totient is φ = 85992480.

The previous prime is 132213547. The next prime is 132213569. The reversal of 132213561 is 165312231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 132213561 - 213 = 132205369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (132213569) 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, 537331 + ... + 537576.

It is an arithmetic number, because the mean of its divisors is an integer number (22573068).

Almost surely, 2132213561 is an apocalyptic number.

It is an amenable number.

132213561 is a deficient number, since it is larger than the sum of its proper divisors (48370983).

132213561 is a wasteful number, since it uses less digits than its factorization.

132213561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074951.

The product of its digits is 1080, while the sum is 24.

The square root of 132213561 is about 11498.4155865058. The cubic root of 132213561 is about 509.4387790263.

Adding to 132213561 its reverse (165312231), we get a palindrome (297525792).

The spelling of 132213561 in words is "one hundred thirty-two million, two hundred thirteen thousand, five hundred sixty-one".

Divisors: 1 3 41 123 1074907 3224721 44071187 132213561