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132133213 = 1271040419
BaseRepresentation
bin1111110000000…
…11000101011101
3100012122001200201
413320003011131
5232311230323
621040023501
73163054012
oct770030535
9305561621
10132133213
1168649703
1238301b91
13214b4744
1413797709
15b9008ad
hex7e0315d

132133213 has 4 divisors (see below), whose sum is σ = 133173760. Its totient is φ = 131092668.

The previous prime is 132133207. The next prime is 132133223. The reversal of 132133213 is 312331231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 132133213 - 217 = 132002141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132133223) 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, 520083 + ... + 520336.

It is an arithmetic number, because the mean of its divisors is an integer number (33293440).

Almost surely, 2132133213 is an apocalyptic number.

It is an amenable number.

132133213 is a deficient number, since it is larger than the sum of its proper divisors (1040547).

132133213 is a wasteful number, since it uses less digits than its factorization.

132133213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040546.

The product of its digits is 324, while the sum is 19.

The square root of 132133213 is about 11494.9211828529. The cubic root of 132133213 is about 509.3355604628.

Adding to 132133213 its reverse (312331231), we get a palindrome (444464444).

The spelling of 132133213 in words is "one hundred thirty-two million, one hundred thirty-three thousand, two hundred thirteen".

Divisors: 1 127 1040419 132133213