Base | Representation |
---|---|
bin | 11000100110110000… |
… | …01100111000100111 |
3 | 1021002121222012110000 |
4 | 30103120030320213 |
5 | 204023230410343 |
6 | 10022452232343 |
7 | 645233155041 |
oct | 142330147047 |
9 | 37077865400 |
10 | 13210013223 |
11 | 5669787500 |
12 | 268800b6b3 |
13 | 1326a53894 |
14 | 8d45d6a91 |
15 | 524ad7ed3 |
hex | 31360ce27 |
13210013223 has 60 divisors (see below), whose sum is σ = 22633967664. Its totient is φ = 7657848000.
The previous prime is 13210013189. The next prime is 13210013231. The reversal of 13210013223 is 32231001231.
It is not a de Polignac number, because 13210013223 - 216 = 13209947687 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13210013196 and 13210013205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13210013293) by changing a digit.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 196123 + ... + 254723.
Almost surely, 213210013223 is an apocalyptic number.
13210013223 is a deficient number, since it is larger than the sum of its proper divisors (9423954441).
13210013223 is a wasteful number, since it uses less digits than its factorization.
13210013223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58658 (or 58638 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 13210013223 its reverse (32231001231), we get a palindrome (45441014454).
The spelling of 13210013223 in words is "thirteen billion, two hundred ten million, thirteen thousand, two hundred twenty-three".
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