Base | Representation |
---|---|
bin | 110010100001101010… |
… | …000100010000111010 |
3 | 12012000220021022020212 |
4 | 302201222010100322 |
5 | 1342101423014332 |
6 | 40531203351122 |
7 | 3630260260310 |
oct | 624152042072 |
9 | 165026238225 |
10 | 54251766842 |
11 | 2100a787449 |
12 | a6209824a2 |
13 | 51678a20b0 |
14 | 28a92a00b0 |
15 | 1627c9c8b2 |
hex | ca1a8443a |
54251766842 has 32 divisors (see below), whose sum is σ = 100228665600. Its totient is φ = 21446903808.
The previous prime is 54251766809. The next prime is 54251766883. The reversal of 54251766842 is 24866715245.
It is a Smith number, since the sum of its digits (50) 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, 150659 + ... + 362217.
It is an arithmetic number, because the mean of its divisors is an integer number (3132145800).
Almost surely, 254251766842 is an apocalyptic number.
54251766842 is a deficient number, since it is larger than the sum of its proper divisors (45976898758).
54251766842 is a wasteful number, since it uses less digits than its factorization.
54251766842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212990.
The product of its digits is 3225600, while the sum is 50.
The spelling of 54251766842 in words is "fifty-four billion, two hundred fifty-one million, seven hundred sixty-six thousand, eight hundred forty-two".
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