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132012213 = 3107411253
BaseRepresentation
bin1111101111001…
…01100010110101
3100012101220201020
413313211202311
5232243342323
621033251353
73162041154
oct767454265
9305356636
10132012213
1168576803
1238263b59
1321471648
141376559b
15b8c9ae3
hex7de58b5

132012213 has 8 divisors (see below), whose sum is σ = 177661728. Its totient is φ = 87185424.

The previous prime is 132012197. The next prime is 132012227. The reversal of 132012213 is 312210231.

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

It is not a de Polignac number, because 132012213 - 24 = 132012197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132012192 and 132012201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132012253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205306 + ... + 205947.

It is an arithmetic number, because the mean of its divisors is an integer number (22207716).

Almost surely, 2132012213 is an apocalyptic number.

It is an amenable number.

132012213 is a deficient number, since it is larger than the sum of its proper divisors (45649515).

132012213 is a wasteful number, since it uses less digits than its factorization.

132012213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411363.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 132012213 is about 11489.6567833857. The cubic root of 132012213 is about 509.1800395727.

Adding to 132012213 its reverse (312210231), we get a palindrome (444222444).

The spelling of 132012213 in words is "one hundred thirty-two million, twelve thousand, two hundred thirteen".

Divisors: 1 3 107 321 411253 1233759 44004071 132012213