Base | Representation |
---|---|
bin | 110010011001… |
… | …010110001110 |
3 | 220212012010010 |
4 | 302121112032 |
5 | 11340223042 |
6 | 1151054050 |
7 | 220202046 |
oct | 62312616 |
9 | 26765103 |
10 | 13211022 |
11 | 7503700 |
12 | 4511326 |
13 | 2977296 |
14 | 1a7c726 |
15 | 125e59c |
hex | c9958e |
13211022 has 48 divisors (see below), whose sum is σ = 30030336. Its totient is φ = 3867600.
The previous prime is 13210937. The next prime is 13211059. The reversal of 13211022 is 22011231.
13211022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×132110222 = 349062204568968, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13210989 and 13211007.
It is a congruent number.
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, 22213 + ... + 22799.
It is an arithmetic number, because the mean of its divisors is an integer number (625632).
Almost surely, 213211022 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13211022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15015168).
13211022 is an abundant number, since it is smaller than the sum of its proper divisors (16819314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13211022 is a wasteful number, since it uses less digits than its factorization.
13211022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 645 (or 634 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 13211022 is about 3634.6969612335. The cubic root of 13211022 is about 236.3989111868.
Adding to 13211022 its reverse (22011231), we get a palindrome (35222253).
The spelling of 13211022 in words is "thirteen million, two hundred eleven thousand, twenty-two".
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