Base | Representation |
---|---|
bin | 11000011001101010… |
… | …11000001001010100 |
3 | 1020210222101011211211 |
4 | 30030311120021110 |
5 | 203312124033022 |
6 | 10003531111204 |
7 | 642431020114 |
oct | 141465301124 |
9 | 36728334754 |
10 | 13100221012 |
11 | 5612807a3a |
12 | 26572a2504 |
13 | 130a091c88 |
14 | 8c3bb7044 |
15 | 51a14be77 |
hex | 30cd58254 |
13100221012 has 24 divisors (see below), whose sum is σ = 24303537216. Its totient is φ = 6157292928.
The previous prime is 13100221007. The next prime is 13100221037. The reversal of 13100221012 is 21012200131.
It is a junction number, because it is equal to n+sod(n) for n = 13100220983 and 13100221001.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61078 + ... + 173005.
It is an arithmetic number, because the mean of its divisors is an integer number (1012647384).
Almost surely, 213100221012 is an apocalyptic number.
It is an amenable number.
13100221012 is a deficient number, since it is larger than the sum of its proper divisors (11203316204).
13100221012 is a wasteful number, since it uses less digits than its factorization.
13100221012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234927 (or 234925 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 13100221012 its reverse (21012200131), we get a palindrome (34112421143).
The spelling of 13100221012 in words is "thirteen billion, one hundred million, two hundred twenty-one thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •