Base | Representation |
---|---|
bin | 100100011110100… |
… | …1111100011001111 |
3 | 10011022012100121000 |
4 | 1020331033203033 |
5 | 10001321422111 |
6 | 321242511343 |
7 | 42221643012 |
oct | 11075174317 |
9 | 3138170530 |
10 | 1224014031 |
11 | 578a18949 |
12 | 2a1b05553 |
13 | 166781976 |
14 | b87c1379 |
15 | 726d0c56 |
hex | 48f4f8cf |
1224014031 has 32 divisors (see below), whose sum is σ = 1842059520. Its totient is φ = 803168352.
The previous prime is 1224014009. The next prime is 1224014081. The reversal of 1224014031 is 1304104221.
It is not a de Polignac number, because 1224014031 - 29 = 1224013519 is a prime.
It is a super-2 number, since 2×12240140312 = 2996420696169737922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1224013995 and 1224014013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1224014081) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 709536 + ... + 711258.
It is an arithmetic number, because the mean of its divisors is an integer number (57564360).
Almost surely, 21224014031 is an apocalyptic number.
1224014031 is a deficient number, since it is larger than the sum of its proper divisors (618045489).
1224014031 is a wasteful number, since it uses less digits than its factorization.
1224014031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2132 (or 2126 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1224014031 is about 34985.9118932178. The cubic root of 1224014031 is about 1069.7003356255.
Adding to 1224014031 its reverse (1304104221), we get a palindrome (2528118252).
The spelling of 1224014031 in words is "one billion, two hundred twenty-four million, fourteen thousand, thirty-one".
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