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104388167 = 138029859
BaseRepresentation
bin1100011100011…
…01011001000111
321021102110122102
412032031121013
5203210410132
614205222315
72405166452
oct616153107
9237373572
10104388167
1153a19414
122ab6199b
131881bc60
14dc14499
15926ec62
hex638d647

104388167 has 4 divisors (see below), whose sum is σ = 112418040. Its totient is φ = 96358296.

The previous prime is 104388161. The next prime is 104388181. The reversal of 104388167 is 761883401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 761883401 = 5297143833.

It is a cyclic number.

It is not a de Polignac number, because 104388167 - 28 = 104387911 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104388167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104388161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4014917 + ... + 4014942.

It is an arithmetic number, because the mean of its divisors is an integer number (28104510).

Almost surely, 2104388167 is an apocalyptic number.

104388167 is a deficient number, since it is larger than the sum of its proper divisors (8029873).

104388167 is an equidigital number, since it uses as much as digits as its factorization.

104388167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8029872.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 104388167 is about 10217.0527550757. The cubic root of 104388167 is about 470.8512820021.

The spelling of 104388167 in words is "one hundred four million, three hundred eighty-eight thousand, one hundred sixty-seven".

Divisors: 1 13 8029859 104388167