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38375039 = 611574007
BaseRepresentation
bin1001001001100…
…0111001111111
32200012122122202
42102120321333
534311000124
63450302115
7644116403
oct222307177
980178582
1038375039
111a73080a
1210a2793b
137c48031
14514d103
1535805ae
hex2498e7f

38375039 has 8 divisors (see below), whose sum is σ = 39262368. Its totient is φ = 37496160.

The previous prime is 38375027. The next prime is 38375053. The reversal of 38375039 is 93057383.

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

It is a cyclic number.

It is not a de Polignac number, because 38375039 - 28 = 38374783 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38374993 and 38375011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38375539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7574 + ... + 11580.

It is an arithmetic number, because the mean of its divisors is an integer number (4907796).

Almost surely, 238375039 is an apocalyptic number.

38375039 is a deficient number, since it is larger than the sum of its proper divisors (887329).

38375039 is a wasteful number, since it uses less digits than its factorization.

38375039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4225.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 38375039 is about 6194.7589945050. The cubic root of 38375039 is about 337.2999498497.

The spelling of 38375039 in words is "thirty-eight million, three hundred seventy-five thousand, thirty-nine".

Divisors: 1 61 157 4007 9577 244427 629099 38375039