Base | Representation |
---|---|
bin | 100101010100100000010 |
3 | 2022010112010 |
4 | 10222210002 |
5 | 303113124 |
6 | 42113350 |
7 | 13252230 |
oct | 4524402 |
9 | 2263463 |
10 | 1222914 |
11 | 765880 |
12 | 4ab856 |
13 | 33a824 |
14 | 23b950 |
15 | 192529 |
hex | 12a902 |
1222914 has 32 divisors (see below), whose sum is σ = 3050496. Its totient is φ = 317520.
The previous prime is 1222913. The next prime is 1222931. The reversal of 1222914 is 4192221.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1222913) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 862 + ... + 1785.
It is an arithmetic number, because the mean of its divisors is an integer number (95328).
21222914 is an apocalyptic number.
1222914 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
1222914 is an abundant number, since it is smaller than the sum of its proper divisors (1827582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1222914 is a wasteful number, since it uses less digits than its factorization.
1222914 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2670.
The product of its digits is 288, while the sum is 21.
The square root of 1222914 is about 1105.8544207987. The cubic root of 1222914 is about 106.9379790223.
The spelling of 1222914 in words is "one million, two hundred twenty-two thousand, nine hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •