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132331103131 = 570892317979
BaseRepresentation
bin111101100111110001…
…1000110001110011011
3110122120101022112221211
41323033203012032123
54132003230300011
6140443030443551
712363200550253
oct1731743061633
9418511275854
10132331103131
1151137504447
12217915035b7
13c62bb19ab6
146594d12963
15369782ab21
hex1ecf8c639b

132331103131 has 4 divisors (see below), whose sum is σ = 132333478200. Its totient is φ = 132328728064.

The previous prime is 132331103111. The next prime is 132331103147. The reversal of 132331103131 is 131301133231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-132331103131 is a prime.

It is a super-2 number, since 2×1323311031312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132331103111) 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, 1101901 + ... + 1216078.

It is an arithmetic number, because the mean of its divisors is an integer number (33083369550).

Almost surely, 2132331103131 is an apocalyptic number.

132331103131 is a deficient number, since it is larger than the sum of its proper divisors (2375069).

132331103131 is an equidigital number, since it uses as much as digits as its factorization.

132331103131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2375068.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 132331103131 its reverse (131301133231), we get a palindrome (263632236362).

The spelling of 132331103131 in words is "one hundred thirty-two billion, three hundred thirty-one million, one hundred three thousand, one hundred thirty-one".

Divisors: 1 57089 2317979 132331103131