Base | Representation |
---|---|
bin | 110110010101010… |
… | …1100010101010001 |
3 | 11201001112122111221 |
4 | 1230222230111101 |
5 | 12213210142321 |
6 | 500524005041 |
7 | 63115233421 |
oct | 15452542521 |
9 | 4631478457 |
10 | 1823130961 |
11 | 856123303 |
12 | 42a690781 |
13 | 23092b622 |
14 | 1341b8481 |
15 | aa0c6e41 |
hex | 6caac551 |
1823130961 has 2 divisors, whose sum is σ = 1823130962. Its totient is φ = 1823130960.
The previous prime is 1823130929. The next prime is 1823131021. The reversal of 1823130961 is 1690313281.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1692828736 + 130302225 = 41144^2 + 11415^2 .
It is a cyclic number.
It is not a de Polignac number, because 1823130961 - 25 = 1823130929 is a prime.
It is not a weakly prime, because it can be changed into another prime (1823130461) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 911565480 + 911565481.
It is an arithmetic number, because the mean of its divisors is an integer number (911565481).
Almost surely, 21823130961 is an apocalyptic number.
It is an amenable number.
1823130961 is a deficient number, since it is larger than the sum of its proper divisors (1).
1823130961 is an equidigital number, since it uses as much as digits as its factorization.
1823130961 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7776, while the sum is 34.
The square root of 1823130961 is about 42698.1376760158. The cubic root of 1823130961 is about 1221.6288734795.
The spelling of 1823130961 in words is "one billion, eight hundred twenty-three million, one hundred thirty thousand, nine hundred sixty-one".
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