Base | Representation |
---|---|
bin | 11011111010110… |
… | …00010000101001 |
3 | 121022200021201102 |
4 | 31331120100221 |
5 | 434423201321 |
6 | 35123331145 |
7 | 5542421141 |
oct | 1575302051 |
9 | 538607642 |
10 | 234193961 |
11 | 110218431 |
12 | 66520ab5 |
13 | 3969a211 |
14 | 23163921 |
15 | 15860c0b |
hex | df58429 |
234193961 has 2 divisors, whose sum is σ = 234193962. Its totient is φ = 234193960.
The previous prime is 234193957. The next prime is 234193991. The reversal of 234193961 is 169391432.
234193961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 162690025 + 71503936 = 12755^2 + 8456^2 .
It is a cyclic number.
It is not a de Polignac number, because 234193961 - 22 = 234193957 is a prime.
It is a super-2 number, since 2×2341939612 = 109693622737739042, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (234193991) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117096980 + 117096981.
It is an arithmetic number, because the mean of its divisors is an integer number (117096981).
Almost surely, 2234193961 is an apocalyptic number.
It is an amenable number.
234193961 is a deficient number, since it is larger than the sum of its proper divisors (1).
234193961 is an equidigital number, since it uses as much as digits as its factorization.
234193961 is an evil number, because the sum of its binary digits is even.
The product of its digits is 34992, while the sum is 38.
The square root of 234193961 is about 15303.3970411801. The cubic root of 234193961 is about 616.3942290445.
The spelling of 234193961 in words is "two hundred thirty-four million, one hundred ninety-three thousand, nine hundred sixty-one".
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