Base | Representation |
---|---|
bin | 11000101000011011… |
… | …11100000111101011 |
3 | 1021010121110220022202 |
4 | 30110031330013223 |
5 | 204040332202311 |
6 | 10024114210415 |
7 | 645463666241 |
oct | 142415740753 |
9 | 37117426282 |
10 | 13224100331 |
11 | 5676729342 |
12 | 2690883a0b |
13 | 1329946850 |
14 | 8d6422791 |
15 | 525e6be3b |
hex | 31437c1eb |
13224100331 has 16 divisors (see below), whose sum is σ = 14847519456. Its totient is φ = 11697993216.
The previous prime is 13224100319. The next prime is 13224100343. The reversal of 13224100331 is 13300142231.
It is an interprime number because it is at equal distance from previous prime (13224100319) and next prime (13224100343).
It is a de Polignac number, because none of the positive numbers 2k-13224100331 is a prime.
It is a super-2 number, since 2×132241003312 (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 (13224100231) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193550 + ... + 252803.
It is an arithmetic number, because the mean of its divisors is an integer number (927969966).
Almost surely, 213224100331 is an apocalyptic number.
13224100331 is a deficient number, since it is larger than the sum of its proper divisors (1623419125).
13224100331 is a wasteful number, since it uses less digits than its factorization.
13224100331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 446462.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 13224100331 its reverse (13300142231), we get a palindrome (26524242562).
The spelling of 13224100331 in words is "thirteen billion, two hundred twenty-four million, one hundred thousand, three hundred thirty-one".
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