Base | Representation |
---|---|
bin | 11000101000010101… |
… | …11101111001110010 |
3 | 1021010120000022120010 |
4 | 30110022331321302 |
5 | 204040132234302 |
6 | 10024045355350 |
7 | 645454242600 |
oct | 142412757162 |
9 | 37116008503 |
10 | 13223321202 |
11 | 5676246a33 |
12 | 2690568b56 |
13 | 1329733020 |
14 | 8d629c870 |
15 | 525d6616c |
hex | 3142bde72 |
13223321202 has 48 divisors (see below), whose sum is σ = 33130968192. Its totient is φ = 3487468320.
The previous prime is 13223321179. The next prime is 13223321239. The reversal of 13223321202 is 20212332231.
It is a happy number.
It is a super-2 number, since 2×132233212022 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1726074 + ... + 1733717.
It is an arithmetic number, because the mean of its divisors is an integer number (690228504).
Almost surely, 213223321202 is an apocalyptic number.
13223321202 is an abundant number, since it is smaller than the sum of its proper divisors (19907646990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13223321202 is a wasteful number, since it uses less digits than its factorization.
13223321202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3459823 (or 3459816 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 13223321202 its reverse (20212332231), we get a palindrome (33435653433).
The spelling of 13223321202 in words is "thirteen billion, two hundred twenty-three million, three hundred twenty-one thousand, two hundred two".
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