Base | Representation |
---|---|
bin | 100100110000000… |
… | …0001001101001001 |
3 | 10011221100111210002 |
4 | 1021200001031021 |
5 | 10011140132223 |
6 | 322210132345 |
7 | 42362302052 |
oct | 11140011511 |
9 | 3157314702 |
10 | 1233130313 |
11 | 583085068 |
12 | 2a4b810b5 |
13 | 16862420c |
14 | b9ab5729 |
15 | 733d1e28 |
hex | 49801349 |
1233130313 has 2 divisors, whose sum is σ = 1233130314. Its totient is φ = 1233130312.
The previous prime is 1233130273. The next prime is 1233130319. The reversal of 1233130313 is 3130313321.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 636451984 + 596678329 = 25228^2 + 24427^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1233130313 is a prime.
It is a super-2 number, since 2×12331303132 = 3041220737678955938, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1233130319) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616565156 + 616565157.
It is an arithmetic number, because the mean of its divisors is an integer number (616565157).
Almost surely, 21233130313 is an apocalyptic number.
It is an amenable number.
1233130313 is a deficient number, since it is larger than the sum of its proper divisors (1).
1233130313 is an equidigital number, since it uses as much as digits as its factorization.
1233130313 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 486, while the sum is 20.
The square root of 1233130313 is about 35115.9552482913. The cubic root of 1233130313 is about 1072.3494283141.
Adding to 1233130313 its reverse (3130313321), we get a palindrome (4363443634).
The spelling of 1233130313 in words is "one billion, two hundred thirty-three million, one hundred thirty thousand, three hundred thirteen".
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