Base | Representation |
---|---|
bin | 11000110100000110… |
… | …11110110101010111 |
3 | 1021101102201211220210 |
4 | 30122003132311113 |
5 | 204240414202411 |
6 | 10041533100503 |
7 | 651063214650 |
oct | 143203366527 |
9 | 37342654823 |
10 | 13322022231 |
11 | 5716a30531 |
12 | 26b9627733 |
13 | 13440104bb |
14 | 905432527 |
15 | 52e860ca6 |
hex | 31a0ded57 |
13322022231 has 16 divisors (see below), whose sum is σ = 20329968384. Its totient is φ = 7601430144.
The previous prime is 13322022221. The next prime is 13322022277. The reversal of 13322022231 is 13222022331.
It is a happy number.
It is not a de Polignac number, because 13322022231 - 221 = 13319925079 is a prime.
It is a super-2 number, since 2×133220222312 (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 a junction number, because it is equal to n+sod(n) for n = 13322022198 and 13322022207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13322022221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450066 + ... + 478751.
It is an arithmetic number, because the mean of its divisors is an integer number (1270623024).
Almost surely, 213322022231 is an apocalyptic number.
13322022231 is a deficient number, since it is larger than the sum of its proper divisors (7007946153).
13322022231 is an equidigital number, since it uses as much as digits as its factorization.
13322022231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 929510.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 13322022231 its reverse (13222022331), we get a palindrome (26544044562).
The spelling of 13322022231 in words is "thirteen billion, three hundred twenty-two million, twenty-two thousand, two hundred thirty-one".
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