Base | Representation |
---|---|
bin | 110101011111000000… |
… | …101111110101010100 |
3 | 12111020022001110201020 |
4 | 311133000233311110 |
5 | 1420103210400132 |
6 | 42214330201140 |
7 | 4102064046021 |
oct | 653700576524 |
9 | 174208043636 |
10 | 57428606292 |
11 | 2239aa509a2 |
12 | b1688831b0 |
13 | 5552ac1a55 |
14 | 2acb17a548 |
15 | 1761b2352c |
hex | d5f02fd54 |
57428606292 has 24 divisors (see below), whose sum is σ = 134027693856. Its totient is φ = 19138924128.
The previous prime is 57428606267. The next prime is 57428606293. The reversal of 57428606292 is 29260682475.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57428606293) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432118 + ... + 549165.
It is an arithmetic number, because the mean of its divisors is an integer number (5584487244).
Almost surely, 257428606292 is an apocalyptic number.
It is an amenable number.
57428606292 is an abundant number, since it is smaller than the sum of its proper divisors (76599087564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57428606292 is a wasteful number, since it uses less digits than its factorization.
57428606292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 986167 (or 986165 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 51.
The spelling of 57428606292 in words is "fifty-seven billion, four hundred twenty-eight million, six hundred six thousand, two hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •