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75324317 is a prime number
BaseRepresentation
bin1000111110101…
…01101110011101
312020201212112112
410133111232131
5123240334232
611250243405
71603150265
oct437255635
9166655475
1075324317
1139578302
1221286565
13127b4103
14a00a7a5
15692d4b2
hex47d5b9d

75324317 has 2 divisors, whose sum is σ = 75324318. Its totient is φ = 75324316.

The previous prime is 75324313. The next prime is 75324323. The reversal of 75324317 is 71342357.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58767556 + 16556761 = 7666^2 + 4069^2 .

It is a cyclic number.

It is not a de Polignac number, because 75324317 - 22 = 75324313 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75324311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37662158 + 37662159.

It is an arithmetic number, because the mean of its divisors is an integer number (37662159).

Almost surely, 275324317 is an apocalyptic number.

It is an amenable number.

75324317 is a deficient number, since it is larger than the sum of its proper divisors (1).

75324317 is an equidigital number, since it uses as much as digits as its factorization.

75324317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 32.

The square root of 75324317 is about 8678.9582900254. The cubic root of 75324317 is about 422.3233242372.

The spelling of 75324317 in words is "seventy-five million, three hundred twenty-four thousand, three hundred seventeen".