Base | Representation |
---|---|
bin | 1100110001011… |
… | …1101101010001 |
3 | 10201210212101001 |
4 | 3030113231101 |
5 | 102203340411 |
6 | 5152142001 |
7 | 1220242552 |
oct | 314275521 |
9 | 121725331 |
10 | 53574481 |
11 | 28272334 |
12 | 15b37901 |
13 | b13a39c |
14 | 7188329 |
15 | 4a83dc1 |
hex | 3317b51 |
53574481 has 8 divisors (see below), whose sum is σ = 54814760. Its totient is φ = 52348032.
The previous prime is 53574449. The next prime is 53574487. The reversal of 53574481 is 18447535.
It can be written as a sum of positive squares in 4 ways, for example, as 32035600 + 21538881 = 5660^2 + 4641^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 53574481 - 25 = 53574449 is a prime.
It is a super-2 number, since 2×535744812 = 5740450028838722, which contains 22 as substring.
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 53574481.
It is not an unprimeable number, because it can be changed into a prime (53574487) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4591 + ... + 11323.
It is an arithmetic number, because the mean of its divisors is an integer number (6851845).
Almost surely, 253574481 is an apocalyptic number.
It is an amenable number.
53574481 is a deficient number, since it is larger than the sum of its proper divisors (1240279).
53574481 is a wasteful number, since it uses less digits than its factorization.
53574481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6915.
The product of its digits is 67200, while the sum is 37.
The square root of 53574481 is about 7319.4590647124. The cubic root of 53574481 is about 376.9808802486.
The spelling of 53574481 in words is "fifty-three million, five hundred seventy-four thousand, four hundred eighty-one".
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