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104109871 is a prime number
BaseRepresentation
bin1100011010010…
…01011100101111
321020220022220011
412031021130233
5203123003441
614155234051
72402630215
oct615113457
9236808804
10104109871
1153849318
122aa48927
1318752398
14db80cb5
159217581
hex634972f

104109871 has 2 divisors, whose sum is σ = 104109872. Its totient is φ = 104109870.

The previous prime is 104109847. The next prime is 104109881. The reversal of 104109871 is 178901401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104109871 - 27 = 104109743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104109881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52054935 + 52054936.

It is an arithmetic number, because the mean of its divisors is an integer number (52054936).

Almost surely, 2104109871 is an apocalyptic number.

104109871 is a deficient number, since it is larger than the sum of its proper divisors (1).

104109871 is an equidigital number, since it uses as much as digits as its factorization.

104109871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 104109871 is about 10203.4244741655. The cubic root of 104109871 is about 470.4324840640.

The spelling of 104109871 in words is "one hundred four million, one hundred nine thousand, eight hundred seventy-one".