Base | Representation |
---|---|
bin | 1011100101101111… |
… | …1101100111101001 |
3 | 22000211010000210102 |
4 | 2321123331213221 |
5 | 22332421141431 |
6 | 1232413555145 |
7 | 140045020553 |
oct | 27133754751 |
9 | 8024100712 |
10 | 3111115241 |
11 | 1357163a23 |
12 | 729aa5ab5 |
13 | 3a771a3c0 |
14 | 21728c4d3 |
15 | 1331e1dcb |
hex | b96fd9e9 |
3111115241 has 16 divisors (see below), whose sum is σ = 3431443344. Its totient is φ = 2803175424.
The previous prime is 3111115237. The next prime is 3111115247. The reversal of 3111115241 is 1425111113.
It can be written as a sum of positive squares in 8 ways, for example, as 173475241 + 2937640000 = 13171^2 + 54200^2 .
It is a cyclic number.
It is not a de Polignac number, because 3111115241 - 22 = 3111115237 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3111115247) 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, 75155 + ... + 108951.
It is an arithmetic number, because the mean of its divisors is an integer number (214465209).
Almost surely, 23111115241 is an apocalyptic number.
It is an amenable number.
3111115241 is a deficient number, since it is larger than the sum of its proper divisors (320328103).
3111115241 is a wasteful number, since it uses less digits than its factorization.
3111115241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33980.
The product of its digits is 120, while the sum is 20.
The square root of 3111115241 is about 55777.3721234696. The cubic root of 3111115241 is about 1459.8403592574.
Adding to 3111115241 its reverse (1425111113), we get a palindrome (4536226354).
The spelling of 3111115241 in words is "three billion, one hundred eleven million, one hundred fifteen thousand, two hundred forty-one".
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