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32012122132 = 2246117360153
BaseRepresentation
bin11101110100000100…
…100011100000010100
310001121222110022001001
4131310010203200110
51011030100402012
622412310513044
72212201356064
oct356404434024
9101558408031
1032012122132
1112638010191
126254965784
1330321c4c03
14179977b3a4
15c755d3357
hex774123814

32012122132 has 12 divisors (see below), whose sum is σ = 56142738036. Its totient is φ = 15971339840.

The previous prime is 32012122123. The next prime is 32012122139. The reversal of 32012122132 is 23122121023.

It can be written as a sum of positive squares in 2 ways, for example, as 23948800516 + 8063321616 = 154754^2 + 89796^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32012122139) 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, 8678233 + ... + 8681920.

It is an arithmetic number, because the mean of its divisors is an integer number (4678561503).

Almost surely, 232012122132 is an apocalyptic number.

It is an amenable number.

32012122132 is a deficient number, since it is larger than the sum of its proper divisors (24130615904).

32012122132 is a wasteful number, since it uses less digits than its factorization.

32012122132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17360618 (or 17360616 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 32012122132 its reverse (23122121023), we get a palindrome (55134243155).

The spelling of 32012122132 in words is "thirty-two billion, twelve million, one hundred twenty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 461 922 1844 17360153 34720306 69440612 8003030533 16006061066 32012122132