Base | Representation |
---|---|
bin | 110010010111100001… |
… | …011101001101100000 |
3 | 12011121001022220221100 |
4 | 302113201131031200 |
5 | 1341224411100233 |
6 | 40502251154400 |
7 | 3623124120165 |
oct | 622741351540 |
9 | 164531286840 |
10 | 54081737568 |
11 | 20a32804991 |
12 | a593a45a00 |
13 | 513b5ac661 |
14 | 289088006c |
15 | 1617db3813 |
hex | c9785d360 |
54081737568 has 72 divisors (see below), whose sum is σ = 153818028000. Its totient is φ = 18024539904.
The previous prime is 54081737557. The next prime is 54081737573. The reversal of 54081737568 is 86573718045.
It is a happy number.
54081737568 is a `hidden beast` number, since 5 + 4 + 0 + 8 + 1 + 73 + 7 + 568 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3101418 + ... + 3118806.
It is an arithmetic number, because the mean of its divisors is an integer number (2136361500).
Almost surely, 254081737568 is an apocalyptic number.
It is an amenable number.
54081737568 is an abundant number, since it is smaller than the sum of its proper divisors (99736290432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54081737568 is a wasteful number, since it uses less digits than its factorization.
54081737568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28204 (or 28193 counting only the distinct ones).
The product of its (nonzero) digits is 5644800, while the sum is 54.
The spelling of 54081737568 in words is "fifty-four billion, eighty-one million, seven hundred thirty-seven thousand, five hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •