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39320693 is a prime number
BaseRepresentation
bin1001010111111…
…1110001110101
32201222200211222
42111333301311
540031230233
63522440125
7655135406
oct225776165
981880758
1039320693
1120217245
1211203045
1381b95a9
1453179ad
1536ba898
hex257fc75

39320693 has 2 divisors, whose sum is σ = 39320694. Its totient is φ = 39320692.

The previous prime is 39320689. The next prime is 39320707. The reversal of 39320693 is 39602393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35545444 + 3775249 = 5962^2 + 1943^2 .

It is a cyclic number.

It is not a de Polignac number, because 39320693 - 22 = 39320689 is a prime.

It is a super-2 number, since 2×393206932 = 3092233796000498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39320293) 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, 19660346 + 19660347.

It is an arithmetic number, because the mean of its divisors is an integer number (19660347).

Almost surely, 239320693 is an apocalyptic number.

It is an amenable number.

39320693 is a deficient number, since it is larger than the sum of its proper divisors (1).

39320693 is an equidigital number, since it uses as much as digits as its factorization.

39320693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 35.

The square root of 39320693 is about 6270.6214205611. The cubic root of 39320693 is about 340.0481275585.

The spelling of 39320693 in words is "thirty-nine million, three hundred twenty thousand, six hundred ninety-three".