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38056837 = 713418207
BaseRepresentation
bin1001000100101…
…1001110000101
32122121111011111
42101023032011
534220304322
63435405021
7641322610
oct221131605
978544144
1038056837
111a533735
12108b3771
137b66250
1450a9177
15351b177
hex244b385

38056837 has 8 divisors (see below), whose sum is σ = 46839296. Its totient is φ = 30110832.

The previous prime is 38056783. The next prime is 38056841. The reversal of 38056837 is 73865083.

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 38056837 - 215 = 38024069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38056837.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38056877) 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 7 ways as a sum of consecutive naturals, for example, 209013 + ... + 209194.

It is an arithmetic number, because the mean of its divisors is an integer number (5854912).

Almost surely, 238056837 is an apocalyptic number.

It is an amenable number.

38056837 is a deficient number, since it is larger than the sum of its proper divisors (8782459).

38056837 is a wasteful number, since it uses less digits than its factorization.

38056837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418227.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 38056837 is about 6169.0223698735. The cubic root of 38056837 is about 336.3650752467.

The spelling of 38056837 in words is "thirty-eight million, fifty-six thousand, eight hundred thirty-seven".

Divisors: 1 7 13 91 418207 2927449 5436691 38056837