Base | Representation |
---|---|
bin | 11100011000110000… |
… | …11000110111100001 |
3 | 1110100002221120102200 |
4 | 32030120120313201 |
5 | 222202431333231 |
6 | 11000132203413 |
7 | 1046443521201 |
oct | 161430306741 |
9 | 43302846380 |
10 | 15240105441 |
11 | 6510707870 |
12 | 2b53a69569 |
13 | 158b505b92 |
14 | a48086401 |
15 | 5e2e41be6 |
hex | 38c618de1 |
15240105441 has 24 divisors (see below), whose sum is σ = 24025000896. Its totient is φ = 9232470240.
The previous prime is 15240105421. The next prime is 15240105443. The reversal of 15240105441 is 14450104251.
It is a de Polignac number, because none of the positive numbers 2k-15240105441 is a prime.
It is not an unprimeable number, because it can be changed into a prime (15240105443) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 208111 + ... + 271643.
It is an arithmetic number, because the mean of its divisors is an integer number (1001041704).
Almost surely, 215240105441 is an apocalyptic number.
15240105441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
15240105441 is a deficient number, since it is larger than the sum of its proper divisors (8784895455).
15240105441 is a wasteful number, since it uses less digits than its factorization.
15240105441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65973 (or 65970 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 27.
Adding to 15240105441 its reverse (14450104251), we get a palindrome (29690209692).
The spelling of 15240105441 in words is "fifteen billion, two hundred forty million, one hundred five thousand, four hundred forty-one".
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