Base | Representation |
---|---|
bin | 1000000001111110111010 |
3 | 10221221220010 |
4 | 20001332322 |
5 | 1014332044 |
6 | 113042350 |
7 | 23615553 |
oct | 10017672 |
9 | 3857803 |
10 | 2105274 |
11 | 12087a6 |
12 | 8563b6 |
13 | 589332 |
14 | 3cb32a |
15 | 2b8bb9 |
hex | 201fba |
2105274 has 16 divisors (see below), whose sum is σ = 4274208. Its totient is φ = 691152.
The previous prime is 2105273. The next prime is 2105287. The reversal of 2105274 is 4725012.
2105274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an Ulam number.
It is an alternating number because its digits alternate between even and odd.
It is a self number, because there is not a number n which added to its sum of digits gives 2105274.
It is not an unprimeable number, because it can be changed into a prime (2105273) 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 7 ways as a sum of consecutive naturals, for example, 2217 + ... + 3020.
It is an arithmetic number, because the mean of its divisors is an integer number (267138).
22105274 is an apocalyptic number.
2105274 is an abundant number, since it is smaller than the sum of its proper divisors (2168934).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2105274 is a wasteful number, since it uses less digits than its factorization.
2105274 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5309.
The product of its (nonzero) digits is 560, while the sum is 21.
The square root of 2105274 is about 1450.9562364179. The cubic root of 2105274 is about 128.1650296498.
The spelling of 2105274 in words is "two million, one hundred five thousand, two hundred seventy-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •