Base | Representation |
---|---|
bin | 1101100110100… |
… | …1001101011000 |
3 | 10222100122102121 |
4 | 3121221031120 |
5 | 104101212130 |
6 | 5354511024 |
7 | 1261644211 |
oct | 331511530 |
9 | 128318377 |
10 | 57054040 |
11 | 2a2295aa |
12 | 17135474 |
13 | ba880b4 |
14 | 7812408 |
15 | 501ed7a |
hex | 3669358 |
57054040 has 32 divisors (see below), whose sum is σ = 135924480. Its totient is φ = 21478912.
The previous prime is 57054031. The next prime is 57054059. The reversal of 57054040 is 4045075.
57054040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×570540403 (a number of 24 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 57053996 and 57054014.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41272 + ... + 42631.
It is an arithmetic number, because the mean of its divisors is an integer number (4247640).
Almost surely, 257054040 is an apocalyptic number.
It is an amenable number.
57054040 is an abundant number, since it is smaller than the sum of its proper divisors (78870440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57054040 is a wasteful number, since it uses less digits than its factorization.
57054040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83931 (or 83927 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 25.
The square root of 57054040 is about 7553.4124738425. The cubic root of 57054040 is about 384.9716963507.
The spelling of 57054040 in words is "fifty-seven million, fifty-four thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •