Base | Representation |
---|---|
bin | 100101011000100100001 |
3 | 2022020101010 |
4 | 10223010201 |
5 | 303144433 |
6 | 42131133 |
7 | 13261260 |
oct | 4530441 |
9 | 2266333 |
10 | 1224993 |
11 | 7673a0 |
12 | 4b0aa9 |
13 | 33b763 |
14 | 23c5d7 |
15 | 192e63 |
hex | 12b121 |
1224993 has 16 divisors (see below), whose sum is σ = 2036736. Its totient is φ = 636240.
The previous prime is 1224991. The next prime is 1225009. The reversal of 1224993 is 3994221.
It is not a de Polignac number, because 1224993 - 21 = 1224991 is a prime.
It is a Curzon number.
It is a zygodrome in base 9.
It is a self number, because there is not a number n which added to its sum of digits gives 1224993.
It is not an unprimeable number, because it can be changed into a prime (1224991) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2421 + ... + 2882.
It is an arithmetic number, because the mean of its divisors is an integer number (127296).
21224993 is an apocalyptic number.
It is an amenable number.
1224993 is a deficient number, since it is larger than the sum of its proper divisors (811743).
1224993 is a wasteful number, since it uses less digits than its factorization.
1224993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5324.
The product of its digits is 3888, while the sum is 30.
The square root of 1224993 is about 1106.7940187768. The cubic root of 1224993 is about 106.9985442490.
It can be divided in two parts, 122 and 4993, that added together give a palindrome (5115).
The spelling of 1224993 in words is "one million, two hundred twenty-four thousand, nine hundred ninety-three".
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