Base | Representation |
---|---|
bin | 11011111010101… |
… | …01010011010001 |
3 | 121022122200002112 |
4 | 31331111103101 |
5 | 434422304331 |
6 | 35123155105 |
7 | 5542340615 |
oct | 1575252321 |
9 | 538580075 |
10 | 234181841 |
11 | 11020a313 |
12 | 66515a95 |
13 | 3969484a |
14 | 2315d345 |
15 | 1585c32b |
hex | df554d1 |
234181841 has 2 divisors, whose sum is σ = 234181842. Its totient is φ = 234181840.
The previous prime is 234181819. The next prime is 234181847. The reversal of 234181841 is 148181432.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 131767441 + 102414400 = 11479^2 + 10120^2 .
It is a cyclic number.
It is not a de Polignac number, because 234181841 - 214 = 234165457 is a prime.
It is a super-2 number, since 2×2341818412 = 109682269308298562, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 234181798 and 234181807.
It is not a weakly prime, because it can be changed into another prime (234181847) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117090920 + 117090921.
It is an arithmetic number, because the mean of its divisors is an integer number (117090921).
Almost surely, 2234181841 is an apocalyptic number.
It is an amenable number.
234181841 is a deficient number, since it is larger than the sum of its proper divisors (1).
234181841 is an equidigital number, since it uses as much as digits as its factorization.
234181841 is an evil number, because the sum of its binary digits is even.
The product of its digits is 6144, while the sum is 32.
The square root of 234181841 is about 15303.0010455466. The cubic root of 234181841 is about 616.3835956549.
Subtracting from 234181841 its sum of digits (32), we obtain a square (234181809 = 153032).
The spelling of 234181841 in words is "two hundred thirty-four million, one hundred eighty-one thousand, eight hundred forty-one".
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