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39196389 = 313065463
BaseRepresentation
bin1001010110000…
…1011011100101
32201202101100010
42111201123211
540013241024
63520040433
7654110121
oct225413345
981671303
1039196389
1120141911
1211163119
138174b3b
1452c4581
153693b29
hex25616e5

39196389 has 4 divisors (see below), whose sum is σ = 52261856. Its totient is φ = 26130924.

The previous prime is 39196351. The next prime is 39196397. The reversal of 39196389 is 98369193.

It is a happy number.

39196389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 39196389 - 213 = 39188197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39196789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6532729 + ... + 6532734.

It is an arithmetic number, because the mean of its divisors is an integer number (13065464).

Almost surely, 239196389 is an apocalyptic number.

It is an amenable number.

39196389 is a deficient number, since it is larger than the sum of its proper divisors (13065467).

39196389 is a wasteful number, since it uses less digits than its factorization.

39196389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13065466.

The product of its digits is 314928, while the sum is 48.

The square root of 39196389 is about 6260.7019574485. The cubic root of 39196389 is about 339.6894193784.

The spelling of 39196389 in words is "thirty-nine million, one hundred ninety-six thousand, three hundred eighty-nine".

Divisors: 1 3 13065463 39196389