Base | Representation |
---|---|
bin | 1101101111111… |
… | …1001011011100 |
3 | 11000111212001120 |
4 | 3123333023130 |
5 | 104230341231 |
6 | 5420010540 |
7 | 1300113126 |
oct | 333771334 |
9 | 130455046 |
10 | 57668316 |
11 | 2a609072 |
12 | 17390a50 |
13 | bc41884 |
14 | 7932216 |
15 | 50e1d96 |
hex | 36ff2dc |
57668316 has 12 divisors (see below), whose sum is σ = 134559432. Its totient is φ = 19222768.
The previous prime is 57668309. The next prime is 57668329. The reversal of 57668316 is 61386675.
It is a tau number, because it is divible by the number of its divisors (12).
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2402835 + ... + 2402858.
It is an arithmetic number, because the mean of its divisors is an integer number (11213286).
Almost surely, 257668316 is an apocalyptic number.
It is an amenable number.
57668316 is an abundant number, since it is smaller than the sum of its proper divisors (76891116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57668316 is a wasteful number, since it uses less digits than its factorization.
57668316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4805700 (or 4805698 counting only the distinct ones).
The product of its digits is 181440, while the sum is 42.
The square root of 57668316 is about 7593.9657623669. The cubic root of 57668316 is about 386.3483749383.
The spelling of 57668316 in words is "fifty-seven million, six hundred sixty-eight thousand, three hundred sixteen".
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