Base | Representation |
---|---|
bin | 100100011111000… |
… | …0100011000110010 |
3 | 10011022121100110112 |
4 | 1020332010120302 |
5 | 10001400333300 |
6 | 321251301322 |
7 | 42223533662 |
oct | 11076043062 |
9 | 3138540415 |
10 | 1224230450 |
11 | 579056503 |
12 | 2a1baa842 |
13 | 166829321 |
14 | b883a1a2 |
15 | 72724e35 |
hex | 48f84632 |
1224230450 has 24 divisors (see below), whose sum is σ = 2278611972. Its totient is φ = 489360320.
The previous prime is 1224230443. The next prime is 1224230461. The reversal of 1224230450 is 540324221.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 52606009 + 1171624441 = 7253^2 + 34229^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74372 + ... + 89328.
Almost surely, 21224230450 is an apocalyptic number.
1224230450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1224230450 is a deficient number, since it is larger than the sum of its proper divisors (1054381522).
1224230450 is a wasteful number, since it uses less digits than its factorization.
1224230450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16606 (or 16601 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 1224230450 is about 34989.0047014773. The cubic root of 1224230450 is about 1069.7633767967.
Adding to 1224230450 its reverse (540324221), we get a palindrome (1764554671).
The spelling of 1224230450 in words is "one billion, two hundred twenty-four million, two hundred thirty thousand, four hundred fifty".
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