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132313234312 = 2372337533761
BaseRepresentation
bin111101100111001111…
…0111011101110001000
3110122112010200201112201
41323032132323232020
54131434141444222
6140441151445544
712362562635500
oct1731636735610
9418463621481
10132313234312
115112840a326
12217875268b4
13c62820172c
1465927c0a00
153695e9b427
hex1ece7bbb88

132313234312 has 24 divisors (see below), whose sum is σ = 288591366510. Its totient is φ = 56705671680.

The previous prime is 132313234297. The next prime is 132313234321. The reversal of 132313234312 is 213432313231.

It can be written as a sum of positive squares in only one way, i.e., 115364839716 + 16948394596 = 339654^2 + 130186^2 .

It is a super-2 number, since 2×1323132343122 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 168766489 + ... + 168767272.

Almost surely, 2132313234312 is an apocalyptic number.

It is an amenable number.

132313234312 is an abundant number, since it is smaller than the sum of its proper divisors (156278132198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132313234312 is a wasteful number, since it uses less digits than its factorization.

132313234312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337533781 (or 337533770 counting only the distinct ones).

The product of its digits is 7776, while the sum is 28.

Adding to 132313234312 its reverse (213432313231), we get a palindrome (345745547543).

The spelling of 132313234312 in words is "one hundred thirty-two billion, three hundred thirteen million, two hundred thirty-four thousand, three hundred twelve".

Divisors: 1 2 4 7 8 14 28 49 56 98 196 392 337533761 675067522 1350135044 2362736327 2700270088 4725472654 9450945308 16539154289 18901890616 33078308578 66156617156 132313234312