Base | Representation |
---|---|
bin | 1111010011100111011010 |
3 | 21112212010100 |
4 | 33103213122 |
5 | 2011400011 |
6 | 222000230 |
7 | 46051161 |
oct | 17234732 |
9 | 7485110 |
10 | 4012506 |
11 | 22a0723 |
12 | 1416076 |
13 | aa6484 |
14 | 7663d8 |
15 | 543d56 |
hex | 3d39da |
4012506 has 24 divisors (see below), whose sum is σ = 8907444. Its totient is φ = 1304640.
The previous prime is 4012499. The next prime is 4012507. The reversal of 4012506 is 6052104.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 3767481 + 245025 = 1941^2 + 495^2 .
It is a super-2 number, since 2×40125062 = 32200408800072, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (4012507) 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, 1981 + ... + 3456.
Almost surely, 24012506 is an apocalyptic number.
4012506 is an abundant number, since it is smaller than the sum of its proper divisors (4894938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4012506 is a wasteful number, since it uses less digits than its factorization.
4012506 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5486 (or 5483 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 4012506 is about 2003.1240600622. The cubic root of 4012506 is about 158.9053667325.
The spelling of 4012506 in words is "four million, twelve thousand, five hundred six".
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