Base | Representation |
---|---|
bin | 10010101000000110… |
… | …01010000111000101 |
3 | 221210220212002202200 |
4 | 21110003022013011 |
5 | 130440003023311 |
6 | 4332143425113 |
7 | 502545003405 |
oct | 112403120705 |
9 | 27726762680 |
10 | 10000048581 |
11 | 4271848566 |
12 | 1b30bb5199 |
13 | c34a06613 |
14 | 6ac176805 |
15 | 3d7dbc556 |
hex | 2540ca1c5 |
10000048581 has 24 divisors (see below), whose sum is σ = 14549423616. Its totient is φ = 6618456000.
The previous prime is 10000048549. The next prime is 10000048607. The reversal of 10000048581 is 18584000001.
10000048581 is a `hidden beast` number, since 100 + 0 + 0 + 0 + 485 + 81 = 666.
It is not a de Polignac number, because 10000048581 - 25 = 10000048549 is a prime.
It is a super-2 number, since 2×100000485812 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10000048501) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 699996 + ... + 714138.
It is an arithmetic number, because the mean of its divisors is an integer number (606225984).
Almost surely, 210000048581 is an apocalyptic number.
It is an amenable number.
10000048581 is a deficient number, since it is larger than the sum of its proper divisors (4549375035).
10000048581 is a wasteful number, since it uses less digits than its factorization.
10000048581 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14713 (or 14710 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 27.
Adding to 10000048581 its reverse (18584000001), we get a palindrome (28584048582).
The spelling of 10000048581 in words is "ten billion, forty-eight thousand, five hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •