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132131122520012 = 227111286773333907
BaseRepresentation
bin11110000010110000101100…
…100111110001111111001100
3122022211121112010000022022222
4132002300230213301333030
5114304314014331120022
61145004111045354512
736555105251223140
oct3602605447617714
9568747463008288
10132131122520012
1139112549014030
121299ba91708a38
135895bb04281b5
14248b275239220
151042078c1d242
hex782c2c9f1fcc

132131122520012 has 48 divisors (see below), whose sum is σ = 288288412355328. Its totient is φ = 51479242614720.

The previous prime is 132131122520011. The next prime is 132131122520017. The reversal of 132131122520012 is 210025221131231.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (132131122520011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37965563 + ... + 41299469.

It is an arithmetic number, because the mean of its divisors is an integer number (6006008590736).

Almost surely, 2132131122520012 is an apocalyptic number.

It is an amenable number.

132131122520012 is an abundant number, since it is smaller than the sum of its proper divisors (156157289835316).

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

132131122520012 is a wasteful number, since it uses less digits than its factorization.

132131122520012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462606 (or 3462604 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 132131122520012 its reverse (210025221131231), we get a palindrome (342156343651243).

The spelling of 132131122520012 in words is "one hundred thirty-two trillion, one hundred thirty-one billion, one hundred twenty-two million, five hundred twenty thousand, twelve".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 128677 257354 514708 900739 1415447 1801478 2830894 3333907 3602956 5661788 6667814 9908129 13335628 19816258 23337349 36672977 39632516 46674698 73345954 93349396 146691908 256710839 513421678 1026843356 428997151039 857994302078 1715988604156 3002980057273 4718968661429 6005960114546 9437937322858 12011920229092 18875874645716 33032780630003 66065561260006 132131122520012