Base | Representation |
---|---|
bin | 11000110110011100000100… |
… | …11001011111010010101001 |
3 | 21011111012121100001100021222 |
4 | 30123032002121133102221 |
5 | 24130314132444024412 |
6 | 312120302232311425 |
7 | 14340056002130222 |
oct | 1433160231372251 |
9 | 234435540040258 |
10 | 54647056626857 |
11 | 16459760902512 |
12 | 6166b70842575 |
13 | 246527019cbc6 |
14 | d6cd08656249 |
15 | 64b766c22072 |
hex | 31b38265f4a9 |
54647056626857 has 4 divisors (see below), whose sum is σ = 54684718280016. Its totient is φ = 54609394973700.
The previous prime is 54647056626803. The next prime is 54647056626901. The reversal of 54647056626857 is 75862665074645.
54647056626857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 54647056626857 - 214 = 54647056610473 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54647059626857) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18830824403 + ... + 18830827304.
It is an arithmetic number, because the mean of its divisors is an integer number (13671179570004).
Almost surely, 254647056626857 is an apocalyptic number.
It is an amenable number.
54647056626857 is a deficient number, since it is larger than the sum of its proper divisors (37661653159).
54647056626857 is a wasteful number, since it uses less digits than its factorization.
54647056626857 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37661653158.
The product of its (nonzero) digits is 2032128000, while the sum is 71.
The spelling of 54647056626857 in words is "fifty-four trillion, six hundred forty-seven billion, fifty-six million, six hundred twenty-six thousand, eight hundred fifty-seven".
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