Base | Representation |
---|---|
bin | 1011100110101011… |
… | …1100000100010000 |
3 | 22001002111110222101 |
4 | 2321222330010100 |
5 | 22334422303130 |
6 | 1233034050144 |
7 | 140123261206 |
oct | 27152740420 |
9 | 8032443871 |
10 | 3115041040 |
11 | 13593a5491 |
12 | 72b279954 |
13 | 3a8493267 |
14 | 2179d1076 |
15 | 13371a1ca |
hex | b9abc110 |
3115041040 has 20 divisors (see below), whose sum is σ = 7242470604. Its totient is φ = 1246016384.
The previous prime is 3115040993. The next prime is 3115041049. The reversal of 3115041040 is 401405113.
It can be written as a sum of positive squares in 2 ways, for example, as 1617970176 + 1497070864 = 40224^2 + 38692^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a junction number, because it is equal to n+sod(n) for n = 3115040999 and 3115041017.
It is not an unprimeable number, because it can be changed into a prime (3115041049) 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, 19468927 + ... + 19469086.
Almost surely, 23115041040 is an apocalyptic number.
It is an amenable number.
3115041040 is an abundant number, since it is smaller than the sum of its proper divisors (4127429564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3115041040 is a wasteful number, since it uses less digits than its factorization.
3115041040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38938026 (or 38938020 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 3115041040 is about 55812.5527099415. The cubic root of 3115041040 is about 1460.4541403265.
Adding to 3115041040 its reverse (401405113), we get a palindrome (3516446153).
The spelling of 3115041040 in words is "three billion, one hundred fifteen million, forty-one thousand, forty".
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