Base | Representation |
---|---|
bin | 110010111110111000… |
… | …110100000011110110 |
3 | 12020022002001110111221 |
4 | 302332320310003312 |
5 | 1344102444000034 |
6 | 41052002420554 |
7 | 3645363532534 |
oct | 627670640366 |
9 | 166262043457 |
10 | 54742171894 |
11 | 2124158aa83 |
12 | a73906175a |
13 | 5215377ab7 |
14 | 2914479154 |
15 | 1655d6cbb4 |
hex | cbee340f6 |
54742171894 has 16 divisors (see below), whose sum is σ = 83501749296. Its totient is φ = 26908711200.
The previous prime is 54742171877. The next prime is 54742171901. The reversal of 54742171894 is 49817124745.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129504 + ... + 355324.
It is an arithmetic number, because the mean of its divisors is an integer number (5218859331).
Almost surely, 254742171894 is an apocalyptic number.
54742171894 is a deficient number, since it is larger than the sum of its proper divisors (28759577402).
54742171894 is a wasteful number, since it uses less digits than its factorization.
54742171894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 227871.
The product of its digits is 2257920, while the sum is 52.
The spelling of 54742171894 in words is "fifty-four billion, seven hundred forty-two million, one hundred seventy-one thousand, eight hundred ninety-four".
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