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104452111 = 190754773
BaseRepresentation
bin1100011100111…
…01000000001111
321021112201100201
412032131000033
5203214431421
614210434331
72405554051
oct616350017
9237481321
10104452111
1153a62465
122ab929a7
13188420aa
14dc2d8d1
159283b91
hex639d00f

104452111 has 4 divisors (see below), whose sum is σ = 104508792. Its totient is φ = 104395432.

The previous prime is 104452081. The next prime is 104452121. The reversal of 104452111 is 111254401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111254401 = 723715373.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-104452111 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 (104452121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25480 + ... + 29293.

It is an arithmetic number, because the mean of its divisors is an integer number (26127198).

Almost surely, 2104452111 is an apocalyptic number.

104452111 is a deficient number, since it is larger than the sum of its proper divisors (56681).

104452111 is an equidigital number, since it uses as much as digits as its factorization.

104452111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56680.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 104452111 is about 10220.1815541604. The cubic root of 104452111 is about 470.9474039083.

The spelling of 104452111 in words is "one hundred four million, four hundred fifty-two thousand, one hundred eleven".

Divisors: 1 1907 54773 104452111