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38768678 = 2131491103
BaseRepresentation
bin1001001111100…
…1000000100110
32200221122121222
42103321000212
534411044203
63502540342
7650346134
oct223710046
980848558
1038768678
111a97a533
1210b976b2
138055260
145212754
15360c038
hex24f9026

38768678 has 8 divisors (see below), whose sum is σ = 62626368. Its totient is φ = 17893224.

The previous prime is 38768677. The next prime is 38768689. The reversal of 38768678 is 87686783.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38768677) 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, 745526 + ... + 745577.

It is an arithmetic number, because the mean of its divisors is an integer number (7828296).

Almost surely, 238768678 is an apocalyptic number.

38768678 is a deficient number, since it is larger than the sum of its proper divisors (23857690).

38768678 is a wasteful number, since it uses less digits than its factorization.

38768678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491118.

The product of its digits is 2709504, while the sum is 53.

The square root of 38768678 is about 6226.4498713151. The cubic root of 38768678 is about 338.4493341197.

The spelling of 38768678 in words is "thirty-eight million, seven hundred sixty-eight thousand, six hundred seventy-eight".

Divisors: 1 2 13 26 1491103 2982206 19384339 38768678