Base | Representation |
---|---|
bin | 110110100101101… |
… | …0000100101001001 |
3 | 11201122121101012002 |
4 | 1231023100211021 |
5 | 12222401334131 |
6 | 501431000345 |
7 | 63250631030 |
oct | 15513204511 |
9 | 4648541162 |
10 | 1831668041 |
11 | 85aa24345 |
12 | 4315090b5 |
13 | 23262a358 |
14 | 13539b717 |
15 | aac116cb |
hex | 6d2d0949 |
1831668041 has 16 divisors (see below), whose sum is σ = 2118291456. Its totient is φ = 1551384576.
The previous prime is 1831668029. The next prime is 1831668049. The reversal of 1831668041 is 1408661381.
It is not a de Polignac number, because 1831668041 - 222 = 1827473737 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1831667986 and 1831668004.
It is not an unprimeable number, because it can be changed into a prime (1831668049) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224465 + ... + 232481.
It is an arithmetic number, because the mean of its divisors is an integer number (132393216).
Almost surely, 21831668041 is an apocalyptic number.
It is an amenable number.
1831668041 is a deficient number, since it is larger than the sum of its proper divisors (286623415).
1831668041 is a wasteful number, since it uses less digits than its factorization.
1831668041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8408.
The product of its (nonzero) digits is 27648, while the sum is 38.
The square root of 1831668041 is about 42797.9910860311. The cubic root of 1831668041 is about 1223.5327240886.
The spelling of 1831668041 in words is "one billion, eight hundred thirty-one million, six hundred sixty-eight thousand, forty-one".
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