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38914793 = 1917311839
BaseRepresentation
bin1001010001110…
…0101011101001
32201020002001122
42110130223221
534430233133
63510025025
7651525131
oct224345351
981202048
1038914793
111aa6a295
1211048175
1380a6908
14524dac1
15363a498
hex251cae9

38914793 has 8 divisors (see below), whose sum is σ = 41203200. Its totient is φ = 36650448.

The previous prime is 38914769. The next prime is 38914801. The reversal of 38914793 is 39741983.

It is a happy number.

38914793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 38914793 - 28 = 38914537 is a prime.

It is a super-2 number, since 2×389147932 = 3028722228465698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38914763) 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 7 ways as a sum of consecutive naturals, for example, 2633 + ... + 9206.

It is an arithmetic number, because the mean of its divisors is an integer number (5150400).

Almost surely, 238914793 is an apocalyptic number.

It is an amenable number.

38914793 is a deficient number, since it is larger than the sum of its proper divisors (2288407).

38914793 is a wasteful number, since it uses less digits than its factorization.

38914793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12031.

The product of its digits is 163296, while the sum is 44.

The square root of 38914793 is about 6238.1722483433. The cubic root of 38914793 is about 338.8739941775.

The spelling of 38914793 in words is "thirty-eight million, nine hundred fourteen thousand, seven hundred ninety-three".

Divisors: 1 19 173 3287 11839 224941 2048147 38914793