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132300031 = 532496227
BaseRepresentation
bin1111110001010…
…11110011111111
3100012221112112011
413320223303333
5232332100111
621043352051
73164350243
oct770536377
9305845464
10132300031
1168752a76
1238382627
1321542656
14137dc423
15b935021
hex7e2bcff

132300031 has 4 divisors (see below), whose sum is σ = 134796312. Its totient is φ = 129803752.

The previous prime is 132300023. The next prime is 132300037. The reversal of 132300031 is 130003231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 132300031 - 23 = 132300023 is a prime.

It is a super-2 number, since 2×1323000312 = 35006596405201922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132299984 and 132300020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132300037) 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, 1248061 + ... + 1248166.

It is an arithmetic number, because the mean of its divisors is an integer number (33699078).

Almost surely, 2132300031 is an apocalyptic number.

132300031 is a deficient number, since it is larger than the sum of its proper divisors (2496281).

132300031 is an equidigital number, since it uses as much as digits as its factorization.

132300031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2496280.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 132300031 is about 11502.1750551798. The cubic root of 132300031 is about 509.5498154711.

Adding to 132300031 its reverse (130003231), we get a palindrome (262303262).

The spelling of 132300031 in words is "one hundred thirty-two million, three hundred thousand, thirty-one".

Divisors: 1 53 2496227 132300031