Base | Representation |
---|---|
bin | 10001011100111101000000 |
3 | 22121102202221 |
4 | 101130331000 |
5 | 2132400130 |
6 | 242020424 |
7 | 53613211 |
oct | 21347500 |
9 | 8542687 |
10 | 4575040 |
11 | 2645328 |
12 | 1647714 |
13 | c42532 |
14 | 871408 |
15 | 60587a |
hex | 45cf40 |
4575040 has 84 divisors (see below), whose sum is σ = 11946636. Its totient is φ = 1662976.
The previous prime is 4575017. The next prime is 4575047. The reversal of 4575040 is 405754.
It can be written as a sum of positive squares in 6 ways, for example, as 46656 + 4528384 = 216^2 + 2128^2 .
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 4574996 and 4575014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4575047) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157746 + ... + 157774.
Almost surely, 24575040 is an apocalyptic number.
4575040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4575040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5973318).
4575040 is an abundant number, since it is smaller than the sum of its proper divisors (7371596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4575040 is a wasteful number, since it uses less digits than its factorization.
4575040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92 (or 53 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 25.
The square root of 4575040 is about 2138.9343140919. The cubic root of 4575040 is about 166.0089993669.
The spelling of 4575040 in words is "four million, five hundred seventy-five thousand, forty".
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