Base | Representation |
---|---|
bin | 110011000110100110… |
… | …110100101101011101 |
3 | 12020122002201211120212 |
4 | 303012212310231131 |
5 | 1344334122024233 |
6 | 41112510222205 |
7 | 3651525350024 |
oct | 630646645535 |
9 | 166562654525 |
10 | 54871673693 |
11 | 212a86a1661 |
12 | a7744b4965 |
13 | 523614a895 |
14 | 29277498bb |
15 | 16623eda48 |
hex | cc69b4b5d |
54871673693 has 4 divisors (see below), whose sum is σ = 56039156160. Its totient is φ = 53704191228.
The previous prime is 54871673683. The next prime is 54871673707. The reversal of 54871673693 is 39637617845.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 54871673693 - 212 = 54871669597 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54871673663) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583741163 + ... + 583741256.
It is an arithmetic number, because the mean of its divisors is an integer number (14009789040).
Almost surely, 254871673693 is an apocalyptic number.
It is an amenable number.
54871673693 is a deficient number, since it is larger than the sum of its proper divisors (1167482467).
54871673693 is a wasteful number, since it uses less digits than its factorization.
54871673693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1167482466.
The product of its digits is 22861440, while the sum is 59.
The spelling of 54871673693 in words is "fifty-four billion, eight hundred seventy-one million, six hundred seventy-three thousand, six hundred ninety-three".
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