Base | Representation |
---|---|
bin | 110110010100000… |
… | …111011100100001 |
3 | 2100111122221110021 |
4 | 312110013130201 |
5 | 3331234234131 |
6 | 230231033441 |
7 | 31403303152 |
oct | 6624073441 |
9 | 2314587407 |
10 | 911243041 |
11 | 428411425 |
12 | 21520b881 |
13 | 116a31c87 |
14 | 89045929 |
15 | 54eece11 |
hex | 36507721 |
911243041 has 4 divisors (see below), whose sum is σ = 911473684. Its totient is φ = 911012400.
The previous prime is 911242987. The next prime is 911243051. The reversal of 911243041 is 140342119.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 133056225 + 778186816 = 11535^2 + 27896^2 .
It is a cyclic number.
It is not a de Polignac number, because 911243041 - 229 = 374372129 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 911242997 and 911243015.
It is not an unprimeable number, because it can be changed into a prime (911243051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109290 + ... + 117331.
It is an arithmetic number, because the mean of its divisors is an integer number (227868421).
Almost surely, 2911243041 is an apocalyptic number.
It is an amenable number.
911243041 is a deficient number, since it is larger than the sum of its proper divisors (230643).
911243041 is a wasteful number, since it uses less digits than its factorization.
911243041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230642.
The product of its (nonzero) digits is 864, while the sum is 25.
The square root of 911243041 is about 30186.8024308637. The cubic root of 911243041 is about 969.4931425721.
The spelling of 911243041 in words is "nine hundred eleven million, two hundred forty-three thousand, forty-one".
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