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32122020349 is a prime number
BaseRepresentation
bin11101111010100111…
…110010000111111101
310001220122020201001101
4131322213302013331
51011241214122344
622431234213101
72215004445046
oct357247620775
9101818221041
1032122020349
1112694052361
126285724191
13304bbc2b43
1417aa1c78cd
15c800909d4
hex77a9f21fd

32122020349 has 2 divisors, whose sum is σ = 32122020350. Its totient is φ = 32122020348.

The previous prime is 32122020289. The next prime is 32122020361. The reversal of 32122020349 is 94302022123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24871497849 + 7250522500 = 157707^2 + 85150^2 .

It is a cyclic number.

It is not a de Polignac number, because 32122020349 - 221 = 32119923197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32122020379) by changing a digit.

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 as a sum of consecutive naturals, namely, 16061010174 + 16061010175.

It is an arithmetic number, because the mean of its divisors is an integer number (16061010175).

Almost surely, 232122020349 is an apocalyptic number.

It is an amenable number.

32122020349 is a deficient number, since it is larger than the sum of its proper divisors (1).

32122020349 is an equidigital number, since it uses as much as digits as its factorization.

32122020349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 32122020349 in words is "thirty-two billion, one hundred twenty-two million, twenty thousand, three hundred forty-nine".