Base | Representation |
---|---|
bin | 1101000011110… |
… | …0100110001101 |
3 | 10211001211000111 |
4 | 3100330212031 |
5 | 103010233112 |
6 | 5234000021 |
7 | 1233400264 |
oct | 320744615 |
9 | 124054014 |
10 | 54774157 |
11 | 28a116a9 |
12 | 16416011 |
13 | b46a459 |
14 | 73bb5db |
15 | 4c1e5a7 |
hex | 343c98d |
54774157 has 8 divisors (see below), whose sum is σ = 56460672. Its totient is φ = 53113200.
The previous prime is 54774121. The next prime is 54774173. The reversal of 54774157 is 75147745.
It is a happy number.
54774157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54774157 - 27 = 54774029 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 (54774457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1993 + ... + 10654.
It is an arithmetic number, because the mean of its divisors is an integer number (7057584).
Almost surely, 254774157 is an apocalyptic number.
It is an amenable number.
54774157 is a deficient number, since it is larger than the sum of its proper divisors (1686515).
54774157 is a wasteful number, since it uses less digits than its factorization.
54774157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12779.
The product of its digits is 137200, while the sum is 40.
The square root of 54774157 is about 7400.9564922380. The cubic root of 54774157 is about 379.7740045874.
The spelling of 54774157 in words is "fifty-four million, seven hundred seventy-four thousand, one hundred fifty-seven".
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