Base | Representation |
---|---|
bin | 110101010001111000… |
… | …100011110100101111 |
3 | 12110122221121121022022 |
4 | 311101320203310233 |
5 | 1414130314344033 |
6 | 42140421340355 |
7 | 4063451001221 |
oct | 652170436457 |
9 | 173587547268 |
10 | 57208356143 |
11 | 22297697784 |
12 | b106b676bb |
13 | 5519297513 |
14 | 2aa9c06411 |
15 | 174c619098 |
hex | d51e23d2f |
57208356143 has 4 divisors (see below), whose sum is σ = 57320750280. Its totient is φ = 57095962008.
The previous prime is 57208356131. The next prime is 57208356181. The reversal of 57208356143 is 34165380275.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 57208356143 - 210 = 57208355119 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 57208356094 and 57208356103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57208356643) 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, 56196305 + ... + 56197322.
It is an arithmetic number, because the mean of its divisors is an integer number (14330187570).
Almost surely, 257208356143 is an apocalyptic number.
57208356143 is a deficient number, since it is larger than the sum of its proper divisors (112394137).
57208356143 is a wasteful number, since it uses less digits than its factorization.
57208356143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112394136.
The product of its (nonzero) digits is 604800, while the sum is 44.
The spelling of 57208356143 in words is "fifty-seven billion, two hundred eight million, three hundred fifty-six thousand, one hundred forty-three".
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