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3808007 = 7544001
BaseRepresentation
bin1110100001101100000111
321011110121022
432201230013
51433324012
6213341355
744240030
oct16415407
97143538
103808007
112171015
12133785b
13a34378
14711a87
15503472
hex3a1b07

3808007 has 4 divisors (see below), whose sum is σ = 4352016. Its totient is φ = 3264000.

The previous prime is 3808001. The next prime is 3808031. The reversal of 3808007 is 7008083.

3808007 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, and also an emirpimes, since its reverse is a distinct semiprime: 7008083 = 12315693.

It is a cyclic number.

It is not a de Polignac number, because 3808007 - 28 = 3807751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3808001) 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, 271994 + ... + 272007.

It is an arithmetic number, because the mean of its divisors is an integer number (1088004).

Almost surely, 23808007 is an apocalyptic number.

3808007 is a deficient number, since it is larger than the sum of its proper divisors (544009).

3808007 is an equidigital number, since it uses as much as digits as its factorization.

3808007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544008.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 3808007 is about 1951.4115403984. The cubic root of 3808007 is about 156.1586021209.

The spelling of 3808007 in words is "three million, eight hundred eight thousand, seven".

Divisors: 1 7 544001 3808007