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104238047 = 1923238531
BaseRepresentation
bin1100011011010…
…00101111011111
321021010211201102
412031220233133
5203141104142
614202103315
72404003004
oct615505737
9237124642
10104238047
1153926651
122aaaab3b
1318798824
14dbb58ab
159240532
hex6368bdf

104238047 has 8 divisors (see below), whose sum is σ = 114495360. Its totient is φ = 94457880.

The previous prime is 104238007. The next prime is 104238097. The reversal of 104238047 is 740832401.

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 104238047 - 212 = 104233951 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 (104238007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118829 + ... + 119702.

It is an arithmetic number, because the mean of its divisors is an integer number (14311920).

Almost surely, 2104238047 is an apocalyptic number.

104238047 is a deficient number, since it is larger than the sum of its proper divisors (10257313).

104238047 is a wasteful number, since it uses less digits than its factorization.

104238047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238573.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 104238047 is about 10209.7035706234. The cubic root of 104238047 is about 470.6254642456.

The spelling of 104238047 in words is "one hundred four million, two hundred thirty-eight thousand, forty-seven".

Divisors: 1 19 23 437 238531 4532089 5486213 104238047