Base | Representation |
---|---|
bin | 1010000100111110100110 |
3 | 11222012220120 |
4 | 22010332212 |
5 | 1134014310 |
6 | 132342410 |
7 | 31312062 |
oct | 12047646 |
9 | 4865816 |
10 | 2641830 |
11 | 1544934 |
12 | a74a06 |
13 | 716619 |
14 | 4caaa2 |
15 | 372b70 |
hex | 284fa6 |
2641830 has 32 divisors (see below), whose sum is σ = 6407424. Its totient is φ = 697056.
The previous prime is 2641829. The next prime is 2641831. The reversal of 2641830 is 381462.
It is a happy number.
2641830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2641829) and next prime (2641831).
It is a self number, because there is not a number n which added to its sum of digits gives 2641830.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2641831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2799 + ... + 3621.
It is an arithmetic number, because the mean of its divisors is an integer number (200232).
22641830 is an apocalyptic number.
2641830 is an abundant number, since it is smaller than the sum of its proper divisors (3765594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2641830 is a wasteful number, since it uses less digits than its factorization.
2641830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 940.
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 2641830 is about 1625.3707269420. The cubic root of 2641830 is about 138.2403917558.
The spelling of 2641830 in words is "two million, six hundred forty-one thousand, eight hundred thirty".
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