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39080238 = 236513373
BaseRepresentation
bin1001010100010…
…1000100101110
32201112111000020
42111011010232
540001031423
63513343010
7653114361
oct225050456
981474006
1039080238
112007261a
1211107a66
138134002
1452940d8
15366e4e3
hex254512e

39080238 has 8 divisors (see below), whose sum is σ = 78160488. Its totient is φ = 13026744.

The previous prime is 39080231. The next prime is 39080281. The reversal of 39080238 is 83208093.

It is a sphenic number, since it is the product of 3 distinct primes.

39080238 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 39080199 and 39080208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39080231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3256681 + ... + 3256692.

It is an arithmetic number, because the mean of its divisors is an integer number (9770061).

Almost surely, 239080238 is an apocalyptic number.

39080238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39080238 is a wasteful number, since it uses less digits than its factorization.

39080238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6513378.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 39080238 is about 6251.4188789426. The cubic root of 39080238 is about 339.3535525315.

The spelling of 39080238 in words is "thirty-nine million, eighty thousand, two hundred thirty-eight".

Divisors: 1 2 3 6 6513373 13026746 19540119 39080238