Base | Representation |
---|---|
bin | 110101010010101111… |
… | …011100110010000001 |
3 | 12110200221200122101222 |
4 | 311102233130302001 |
5 | 1414143010321332 |
6 | 42142054004425 |
7 | 4064014210661 |
oct | 652257346201 |
9 | 173627618358 |
10 | 57222745217 |
11 | 222a4825480 |
12 | b10b946715 |
13 | 551c264a71 |
14 | 2aabab01a1 |
15 | 174da0c712 |
hex | d52bdcc81 |
57222745217 has 16 divisors (see below), whose sum is σ = 64489390080. Its totient is φ = 50302846800.
The previous prime is 57222745207. The next prime is 57222745259. The reversal of 57222745217 is 71254722275.
It is a happy number.
57222745217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 57222745217 - 24 = 57222745201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57222745207) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 370538 + ... + 501740.
It is an arithmetic number, because the mean of its divisors is an integer number (4030586880).
Almost surely, 257222745217 is an apocalyptic number.
It is an amenable number.
57222745217 is a deficient number, since it is larger than the sum of its proper divisors (7266644863).
57222745217 is a wasteful number, since it uses less digits than its factorization.
57222745217 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132524.
The product of its digits is 548800, while the sum is 44.
The spelling of 57222745217 in words is "fifty-seven billion, two hundred twenty-two million, seven hundred forty-five thousand, two hundred seventeen".
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