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94105 = 5112959
BaseRepresentation
bin10110111110011001
311210002101
4112332121
511002410
62003401
7541234
oct267631
9153071
1094105
1164780
1246561
1333aab
142641b
151cd3a
hex16f99

94105 has 16 divisors (see below), whose sum is σ = 129600. Its totient is φ = 64960.

The previous prime is 94099. The next prime is 94109. The reversal of 94105 is 50149.

It is a de Polignac number, because none of the positive numbers 2k-94105 is a prime.

It is an alternating number because its digits alternate between odd and even.

94105 is a lucky number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (94109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1566 + ... + 1624.

It is an arithmetic number, because the mean of its divisors is an integer number (8100).

294105 is an apocalyptic number.

It is an amenable number.

94105 is a deficient number, since it is larger than the sum of its proper divisors (35495).

94105 is a wasteful number, since it uses less digits than its factorization.

94105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 94105 is about 306.7653826624. The cubic root of 94105 is about 45.4852828464.

Subtracting from 94105 its reverse (50149), we obtain a triangular number (43956 = T296).

It can be divided in two parts, 94 and 105, that multiplied together give a triangular number (9870 = T140).

The spelling of 94105 in words is "ninety-four thousand, one hundred five".

Divisors: 1 5 11 29 55 59 145 295 319 649 1595 1711 3245 8555 18821 94105