Base | Representation |
---|---|
bin | 1101101101101… |
… | …0111111010011 |
3 | 11000020022201110 |
4 | 3123122333103 |
5 | 104211120313 |
6 | 5412504403 |
7 | 1265625015 |
oct | 333327723 |
9 | 130208643 |
10 | 57520083 |
11 | 2a517765 |
12 | 1731b103 |
13 | bbbc26a |
14 | 78d41b5 |
15 | 50b2ec3 |
hex | 36dafd3 |
57520083 has 4 divisors (see below), whose sum is σ = 76693448. Its totient is φ = 38346720.
The previous prime is 57520069. The next prime is 57520091. The reversal of 57520083 is 38002575.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 57520083 - 216 = 57454547 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 57520083.
It is not an unprimeable number, because it can be changed into a prime (57520013) 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, 9586678 + ... + 9586683.
It is an arithmetic number, because the mean of its divisors is an integer number (19173362).
Almost surely, 257520083 is an apocalyptic number.
57520083 is a deficient number, since it is larger than the sum of its proper divisors (19173365).
57520083 is a wasteful number, since it uses less digits than its factorization.
57520083 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19173364.
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 57520083 is about 7584.1995622478. The cubic root of 57520083 is about 386.0170623437.
The spelling of 57520083 in words is "fifty-seven million, five hundred twenty thousand, eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •