Base | Representation |
---|---|
bin | 100100011100111… |
… | …0111111001011010 |
3 | 10011020112110220120 |
4 | 1020321313321122 |
5 | 10001110140324 |
6 | 321211534110 |
7 | 42211303521 |
oct | 11071677132 |
9 | 3136473816 |
10 | 1223130714 |
11 | 578475233 |
12 | 2a175a336 |
13 | 1665328b0 |
14 | b86314b8 |
15 | 725a9179 |
hex | 48e77e5a |
1223130714 has 32 divisors (see below), whose sum is σ = 2684150784. Its totient is φ = 369245760.
The previous prime is 1223130683. The next prime is 1223130721. The reversal of 1223130714 is 4170313221.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143802 + ... + 152069.
It is an arithmetic number, because the mean of its divisors is an integer number (83879712).
Almost surely, 21223130714 is an apocalyptic number.
1223130714 is an abundant number, since it is smaller than the sum of its proper divisors (1461020070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1223130714 is a wasteful number, since it uses less digits than its factorization.
1223130714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 295942.
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 1223130714 is about 34973.2857192458. The cubic root of 1223130714 is about 1069.4429551673.
Adding to 1223130714 its reverse (4170313221), we get a palindrome (5393443935).
The spelling of 1223130714 in words is "one billion, two hundred twenty-three million, one hundred thirty thousand, seven hundred fourteen".
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