Base | Representation |
---|---|
bin | 1101101100101… |
… | …0101111100101 |
3 | 11000002221102221 |
4 | 3123022233211 |
5 | 104202003131 |
6 | 5411232341 |
7 | 1265230015 |
oct | 333125745 |
9 | 130087387 |
10 | 57453541 |
11 | 2a481772 |
12 | 172a86b1 |
13 | bb97ba2 |
14 | 78b7c45 |
15 | 509d411 |
hex | 36cabe5 |
57453541 has 4 divisors (see below), whose sum is σ = 57658284. Its totient is φ = 57248800.
The previous prime is 57453533. The next prime is 57453559. The reversal of 57453541 is 14535475.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 34269316 + 23184225 = 5854^2 + 4815^2 .
It is a cyclic number.
It is not a de Polignac number, because 57453541 - 23 = 57453533 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 57453497 and 57453506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57453841) 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, 101950 + ... + 102511.
It is an arithmetic number, because the mean of its divisors is an integer number (14414571).
Almost surely, 257453541 is an apocalyptic number.
It is an amenable number.
57453541 is a deficient number, since it is larger than the sum of its proper divisors (204743).
57453541 is a wasteful number, since it uses less digits than its factorization.
57453541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204742.
The product of its digits is 42000, while the sum is 34.
The square root of 57453541 is about 7579.8114092634. The cubic root of 57453541 is about 385.8681505349.
The spelling of 57453541 in words is "fifty-seven million, four hundred fifty-three thousand, five hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •