Base | Representation |
---|---|
bin | 11100100011010001001010 |
3 | 112002020210100 |
4 | 130203101022 |
5 | 3404000430 |
6 | 424230230 |
7 | 120421446 |
oct | 34432112 |
9 | 15066710 |
10 | 7484490 |
11 | 4252232 |
12 | 260b376 |
13 | 17208c0 |
14 | dcb826 |
15 | 9cc960 |
hex | 72344a |
7484490 has 48 divisors (see below), whose sum is σ = 20959848. Its totient is φ = 1842048.
The previous prime is 7484489. The next prime is 7484513. The reversal of 7484490 is 944847.
It can be written as a sum of positive squares in 4 ways, for example, as 2134521 + 5349969 = 1461^2 + 2313^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2029 + ... + 4368.
Almost surely, 27484490 is an apocalyptic number.
7484490 is an abundant number, since it is smaller than the sum of its proper divisors (13475358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7484490 is a wasteful number, since it uses less digits than its factorization.
7484490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6423 (or 6420 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 7484490 is about 2735.7795963856. The cubic root of 7484490 is about 195.6083565000.
The spelling of 7484490 in words is "seven million, four hundred eighty-four thousand, four hundred ninety".
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