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38000893 = 719285721
BaseRepresentation
bin1001000011110…
…1100011111101
32122111122102111
42100331203331
534212012033
63434254021
7641000530
oct220754375
978448374
1038000893
111a4a56a7
1210887311
137b46948
145092a17
1535097cd
hex243d8fd

38000893 has 8 divisors (see below), whose sum is σ = 45715520. Its totient is φ = 30857760.

The previous prime is 38000881. The next prime is 38000903. The reversal of 38000893 is 39800083.

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 38000893 - 25 = 38000861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38000293) 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, 142728 + ... + 142993.

It is an arithmetic number, because the mean of its divisors is an integer number (5714440).

Almost surely, 238000893 is an apocalyptic number.

It is an amenable number.

38000893 is a deficient number, since it is larger than the sum of its proper divisors (7714627).

38000893 is a wasteful number, since it uses less digits than its factorization.

38000893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285747.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 38000893 is about 6164.4864344080. The cubic root of 38000893 is about 336.2001742067.

The spelling of 38000893 in words is "thirty-eight million, eight hundred ninety-three", and thus it is an aban number.

Divisors: 1 7 19 133 285721 2000047 5428699 38000893