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32231323130 = 2524113373993
BaseRepresentation
bin11110000001001000…
…101111010111111010
310002012020220212021112
4132001020233113322
51012002204320010
622450141040322
72220502504046
oct360110572772
9102166825245
1032231323130
111273a818136
1262b62560a2
133068742a46
1417ba91b026
15c89981a05
hex78122f5fa

32231323130 has 16 divisors (see below), whose sum is σ = 58257117864. Its totient is φ = 12839032320.

The previous prime is 32231323123. The next prime is 32231323139. The reversal of 32231323130 is 3132313223.

It can be written as a sum of positive squares in 4 ways, for example, as 32224917169 + 6405961 = 179513^2 + 2531^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32231323096 and 32231323105.

It is not an unprimeable number, because it can be changed into a prime (32231323139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6684587 + ... + 6689406.

Almost surely, 232231323130 is an apocalyptic number.

32231323130 is a deficient number, since it is larger than the sum of its proper divisors (26025794734).

32231323130 is a wasteful number, since it uses less digits than its factorization.

32231323130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13374241.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 32231323130 its reverse (3132313223), we get a palindrome (35363636353).

The spelling of 32231323130 in words is "thirty-two billion, two hundred thirty-one million, three hundred twenty-three thousand, one hundred thirty".

Divisors: 1 2 5 10 241 482 1205 2410 13373993 26747986 66869965 133739930 3223132313 6446264626 16115661565 32231323130