Base | Representation |
---|---|
bin | 111101010011111… |
… | …0001001101101011 |
3 | 12022101001220100112 |
4 | 1322213301031223 |
5 | 13203123324142 |
6 | 540045524535 |
7 | 101660204300 |
oct | 17247611553 |
9 | 5271056315 |
10 | 2057245547 |
11 | 966297035 |
12 | 494b7374b |
13 | 26a29b676 |
14 | 15731b0a7 |
15 | c091e382 |
hex | 7a9f136b |
2057245547 has 12 divisors (see below), whose sum is σ = 2457803520. Its totient is φ = 1715693616.
The previous prime is 2057245537. The next prime is 2057245573. The reversal of 2057245547 is 7455427502.
It is not a de Polignac number, because 2057245547 - 216 = 2057180011 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2057245537) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 565547 + ... + 569172.
It is an arithmetic number, because the mean of its divisors is an integer number (204816960).
Almost surely, 22057245547 is an apocalyptic number.
2057245547 is a deficient number, since it is larger than the sum of its proper divisors (400557973).
2057245547 is a wasteful number, since it uses less digits than its factorization.
2057245547 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1134770 (or 1134763 counting only the distinct ones).
The product of its (nonzero) digits is 392000, while the sum is 41.
The square root of 2057245547 is about 45356.8687962474. The cubic root of 2057245547 is about 1271.8289615083.
The spelling of 2057245547 in words is "two billion, fifty-seven million, two hundred forty-five thousand, five hundred forty-seven".
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