Base | Representation |
---|---|
bin | 110101011110100100… |
… | …111000100001110001 |
3 | 12111012210022100221012 |
4 | 311132210320201301 |
5 | 1420044323124443 |
6 | 42213505440305 |
7 | 4101645004235 |
oct | 653644704161 |
9 | 174183270835 |
10 | 57421301873 |
11 | 22396911a91 |
12 | b166340095 |
13 | 5551435100 |
14 | 2aca1d85c5 |
15 | 176117e118 |
hex | d5e938871 |
57421301873 has 6 divisors (see below), whose sum is σ = 62178096294. Its totient is φ = 53004278496.
The previous prime is 57421301831. The next prime is 57421301881. The reversal of 57421301873 is 37810312475.
57421301873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 6999497569 + 50421804304 = 83663^2 + 224548^2 .
It is not a de Polignac number, because 57421301873 - 26 = 57421301809 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 57421301873.
It is not an unprimeable number, because it can be changed into a prime (57421301813) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 169885340 + ... + 169885677.
It is an arithmetic number, because the mean of its divisors is an integer number (10363016049).
Almost surely, 257421301873 is an apocalyptic number.
It is an amenable number.
57421301873 is a deficient number, since it is larger than the sum of its proper divisors (4756794421).
57421301873 is a wasteful number, since it uses less digits than its factorization.
57421301873 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 339771043 (or 339771030 counting only the distinct ones).
The product of its (nonzero) digits is 141120, while the sum is 41.
The spelling of 57421301873 in words is "fifty-seven billion, four hundred twenty-one million, three hundred one thousand, eight hundred seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •