Base | Representation |
---|---|
bin | 11000010000010111… |
… | …10101101111100011 |
3 | 1020121112121111010211 |
4 | 30020023311233203 |
5 | 203132142121311 |
6 | 5552103234551 |
7 | 640463033455 |
oct | 141013655743 |
9 | 36545544124 |
10 | 13022223331 |
11 | 5582784147 |
12 | 2635148a57 |
13 | 12c6b830c0 |
14 | 8b76b22d5 |
15 | 513391821 |
hex | 3082f5be3 |
13022223331 has 32 divisors (see below), whose sum is σ = 14701684032. Its totient is φ = 11457538560.
The previous prime is 13022223317. The next prime is 13022223337. The reversal of 13022223331 is 13332222031.
It is not a de Polignac number, because 13022223331 - 25 = 13022223299 is a prime.
It is a super-2 number, since 2×130222233312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13022223337) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3486541 + ... + 3490273.
It is an arithmetic number, because the mean of its divisors is an integer number (459427626).
Almost surely, 213022223331 is an apocalyptic number.
13022223331 is a deficient number, since it is larger than the sum of its proper divisors (1679460701).
13022223331 is a wasteful number, since it uses less digits than its factorization.
13022223331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3943.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 13022223331 its reverse (13332222031), we get a palindrome (26354445362).
The spelling of 13022223331 in words is "thirteen billion, twenty-two million, two hundred twenty-three thousand, three hundred thirty-one".
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