Base | Representation |
---|---|
bin | 10010101000001101… |
… | …10011010100100000 |
3 | 221210222122122002110 |
4 | 21110012303110200 |
5 | 130440224110213 |
6 | 4332220115320 |
7 | 502556062335 |
oct | 112406632440 |
9 | 27728578073 |
10 | 10001003808 |
11 | 4272340204 |
12 | 1b31395b40 |
13 | c34c7c343 |
14 | 6ac34498c |
15 | 3d800a5c3 |
hex | 2541b3520 |
10001003808 has 48 divisors (see below), whose sum is σ = 26264226240. Its totient is φ = 3332196096.
The previous prime is 10001003791. The next prime is 10001003827. The reversal of 10001003808 is 80830010001.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 207541 + ... + 251147.
It is an arithmetic number, because the mean of its divisors is an integer number (547171380).
Almost surely, 210001003808 is an apocalyptic number.
It is an amenable number.
10001003808 is an abundant number, since it is smaller than the sum of its proper divisors (16263222432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10001003808 is a wasteful number, since it uses less digits than its factorization.
10001003808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46009 (or 46001 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 21.
Adding to 10001003808 its reverse (80830010001), we get a palindrome (90831013809).
The spelling of 10001003808 in words is "ten billion, one million, three thousand, eight hundred eight".
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