Base | Representation |
---|---|
bin | 10101010101001000… |
… | …11011111110000101 |
3 | 1002120002020012220002 |
4 | 22222210123332011 |
5 | 141423103104221 |
6 | 5132155451045 |
7 | 553532051000 |
oct | 125244337605 |
9 | 32502205802 |
10 | 11451613061 |
11 | 4947156429 |
12 | 2277156a85 |
13 | 110666a605 |
14 | 7a8c6c537 |
15 | 47054a80b |
hex | 2aa91bf85 |
11451613061 has 32 divisors (see below), whose sum is σ = 13875840000. Its totient is φ = 9435584256.
The previous prime is 11451613051. The next prime is 11451613087. The reversal of 11451613061 is 16031615411.
It is not a de Polignac number, because 11451613061 - 214 = 11451596677 is a prime.
It is a super-2 number, since 2×114516130612 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11451613031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2374925 + ... + 2379741.
It is an arithmetic number, because the mean of its divisors is an integer number (433620000).
Almost surely, 211451613061 is an apocalyptic number.
It is an amenable number.
11451613061 is a deficient number, since it is larger than the sum of its proper divisors (2424226939).
11451613061 is an equidigital number, since it uses as much as digits as its factorization.
11451613061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5106 (or 5092 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 29.
The spelling of 11451613061 in words is "eleven billion, four hundred fifty-one million, six hundred thirteen thousand, sixty-one".
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