Base | Representation |
---|---|
bin | 10011010111111011… |
… | …00001000101100101 |
3 | 222211212201212121222 |
4 | 21223331201011211 |
5 | 132300203114023 |
6 | 4440034150125 |
7 | 515515636226 |
oct | 115375410545 |
9 | 28755655558 |
10 | 10401223013 |
11 | 4458245885 |
12 | 2023422345 |
13 | c99b6963c |
14 | 70956524d |
15 | 40d213cc8 |
hex | 26bf61165 |
10401223013 has 12 divisors (see below), whose sum is σ = 10778367564. Its totient is φ = 10036857600.
The previous prime is 10401222983. The next prime is 10401223039. The reversal of 10401223013 is 31032210401.
It can be written as a sum of positive squares in 2 ways, for example, as 8233203169 + 2168019844 = 90737^2 + 46562^2 .
It is a de Polignac number, because none of the positive numbers 2k-10401223013 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10401222982 and 10401223000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10401223073) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 323903 + ... + 354563.
It is an arithmetic number, because the mean of its divisors is an integer number (898197297).
Almost surely, 210401223013 is an apocalyptic number.
It is an amenable number.
10401223013 is a deficient number, since it is larger than the sum of its proper divisors (377144551).
10401223013 is an equidigital number, since it uses as much as digits as its factorization.
10401223013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31076 (or 31045 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 10401223013 its reverse (31032210401), we get a palindrome (41433433414).
The spelling of 10401223013 in words is "ten billion, four hundred one million, two hundred twenty-three thousand, thirteen".
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