Base | Representation |
---|---|
bin | 100100011111100… |
… | …1001001101001010 |
3 | 10011100010200010112 |
4 | 1020333021031022 |
5 | 10001433343310 |
6 | 321301314322 |
7 | 42226116536 |
oct | 11077111512 |
9 | 3140120115 |
10 | 1224512330 |
11 | 579229268 |
12 | 2a21059a2 |
13 | 1668c7712 |
14 | b88b0bc6 |
15 | 7277d705 |
hex | 48fc934a |
1224512330 has 8 divisors (see below), whose sum is σ = 2204122212. Its totient is φ = 489804928.
The previous prime is 1224512297. The next prime is 1224512347. The reversal of 1224512330 is 332154221.
It can be written as a sum of positive squares in 2 ways, for example, as 1137780361 + 86731969 = 33731^2 + 9313^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1224512296 and 1224512305.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61225607 + ... + 61225626.
Almost surely, 21224512330 is an apocalyptic number.
1224512330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1224512330 is a deficient number, since it is larger than the sum of its proper divisors (979609882).
1224512330 is a wasteful number, since it uses less digits than its factorization.
1224512330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122451240.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 1224512330 is about 34993.0325922176. The cubic root of 1224512330 is about 1069.8454751086.
Adding to 1224512330 its reverse (332154221), we get a palindrome (1556666551).
The spelling of 1224512330 in words is "one billion, two hundred twenty-four million, five hundred twelve thousand, three hundred thirty".
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