Base | Representation |
---|---|
bin | 111100100001011… |
… | …101101001010101 |
3 | 2121202122220222211 |
4 | 330201131221111 |
5 | 4034420431031 |
6 | 244431353421 |
7 | 34106541562 |
oct | 7441355125 |
9 | 2552586884 |
10 | 1015405141 |
11 | 481195a03 |
12 | 244082871 |
13 | 1324a205a |
14 | 98bdb869 |
15 | 5e225bb1 |
hex | 3c85da55 |
1015405141 has 2 divisors, whose sum is σ = 1015405142. Its totient is φ = 1015405140.
The previous prime is 1015405133. The next prime is 1015405187. The reversal of 1015405141 is 1415045101.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 996664900 + 18740241 = 31570^2 + 4329^2 .
It is a cyclic number.
It is not a de Polignac number, because 1015405141 - 23 = 1015405133 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1015405241) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507702570 + 507702571.
It is an arithmetic number, because the mean of its divisors is an integer number (507702571).
Almost surely, 21015405141 is an apocalyptic number.
It is an amenable number.
1015405141 is a deficient number, since it is larger than the sum of its proper divisors (1).
1015405141 is an equidigital number, since it uses as much as digits as its factorization.
1015405141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 400, while the sum is 22.
The square root of 1015405141 is about 31865.4223414660. The cubic root of 1015405141 is about 1005.1089016747.
The spelling of 1015405141 in words is "one billion, fifteen million, four hundred five thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •