Base | Representation |
---|---|
bin | 10001110110111100010010 |
3 | 22210211210112 |
4 | 101312330102 |
5 | 2144301430 |
6 | 244201322 |
7 | 54535442 |
oct | 21667422 |
9 | 8724715 |
10 | 4681490 |
11 | 2708300 |
12 | 1699242 |
13 | c7bb18 |
14 | 89c122 |
15 | 627195 |
hex | 476f12 |
4681490 has 48 divisors (see below), whose sum is σ = 9566424. Its totient is φ = 1647360.
The previous prime is 4681471. The next prime is 4681507. The reversal of 4681490 is 941864.
It can be written as a sum of positive squares in 4 ways, for example, as 4231249 + 450241 = 2057^2 + 671^2 .
It is a congruent number.
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, 64094 + ... + 64166.
Almost surely, 24681490 is an apocalyptic number.
4681490 is an abundant number, since it is smaller than the sum of its proper divisors (4884934).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4681490 is a wasteful number, since it uses less digits than its factorization.
4681490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155 (or 144 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 32.
The square root of 4681490 is about 2163.6751142443. The cubic root of 4681490 is about 167.2866817388.
The spelling of 4681490 in words is "four million, six hundred eighty-one thousand, four hundred ninety".
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