Base | Representation |
---|---|
bin | 10110001000101… |
… | …11011101011010 |
3 | 110221102020100010 |
4 | 23010113131122 |
5 | 340014202132 |
6 | 30232022350 |
7 | 4413242022 |
oct | 1304273532 |
9 | 427366303 |
10 | 185694042 |
11 | 95901756 |
12 | 522319b6 |
13 | 2c618841 |
14 | 1a93aa82 |
15 | 114806cc |
hex | b11775a |
185694042 has 32 divisors (see below), whose sum is σ = 392865408. Its totient is φ = 58392576.
The previous prime is 185694037. The next prime is 185694053. The reversal of 185694042 is 240496581.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 858 + ... + 19290.
It is an arithmetic number, because the mean of its divisors is an integer number (12277044).
Almost surely, 2185694042 is an apocalyptic number.
185694042 is an abundant number, since it is smaller than the sum of its proper divisors (207171366).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
185694042 is a wasteful number, since it uses less digits than its factorization.
185694042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18534.
The product of its (nonzero) digits is 69120, while the sum is 39.
The square root of 185694042 is about 13626.9601158879. The cubic root of 185694042 is about 570.5135845075.
The spelling of 185694042 in words is "one hundred eighty-five million, six hundred ninety-four thousand, forty-two".
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