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104242755 = 356949517
BaseRepresentation
bin1100011011010…
…01111001000011
321021011002011210
412031221321003
5203141232010
614202141203
72404022511
oct615517103
9237132153
10104242755
115392a141
122aab1803
131879aa06
14dbb74b1
159241b20
hex6369e43

104242755 has 8 divisors (see below), whose sum is σ = 166788432. Its totient is φ = 55596128.

The previous prime is 104242741. The next prime is 104242769. The reversal of 104242755 is 557242401.

It is an interprime number because it is at equal distance from previous prime (104242741) and next prime (104242769).

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 104242755 - 28 = 104242499 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3474744 + ... + 3474773.

It is an arithmetic number, because the mean of its divisors is an integer number (20848554).

Almost surely, 2104242755 is an apocalyptic number.

104242755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

104242755 is a deficient number, since it is larger than the sum of its proper divisors (62545677).

104242755 is an equidigital number, since it uses as much as digits as its factorization.

104242755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6949525.

The product of its (nonzero) digits is 11200, while the sum is 30.

The square root of 104242755 is about 10209.9341329903. The cubic root of 104242755 is about 470.6325495386.

The spelling of 104242755 in words is "one hundred four million, two hundred forty-two thousand, seven hundred fifty-five".

Divisors: 1 3 5 15 6949517 20848551 34747585 104242755