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38007079 = 113455189
BaseRepresentation
bin1001000011111…
…1000100100111
32122111221220121
42100333010213
534212211304
63434342411
7641024545
oct220770447
978457817
1038007079
111a4aa310
121088aa07
137b496c6
145094d95
15350b554
hex243f127

38007079 has 4 divisors (see below), whose sum is σ = 41462280. Its totient is φ = 34551880.

The previous prime is 38007077. The next prime is 38007091. The reversal of 38007079 is 97070083.

38007079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 38007079 - 21 = 38007077 is a prime.

It is a super-2 number, since 2×380070792 = 2889076108224482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38007077) 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 3 ways as a sum of consecutive naturals, for example, 1727584 + ... + 1727605.

It is an arithmetic number, because the mean of its divisors is an integer number (10365570).

Almost surely, 238007079 is an apocalyptic number.

38007079 is a deficient number, since it is larger than the sum of its proper divisors (3455201).

38007079 is a wasteful number, since it uses less digits than its factorization.

38007079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3455200.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 38007079 is about 6164.9881589505. The cubic root of 38007079 is about 336.2184160713.

The spelling of 38007079 in words is "thirty-eight million, seven thousand, seventy-nine".

Divisors: 1 11 3455189 38007079