Base | Representation |
---|---|
bin | 101110100100… |
… | …011010010100 |
3 | 211222012220102 |
4 | 232210122110 |
5 | 11111122024 |
6 | 1113353232 |
7 | 205523102 |
oct | 56443224 |
9 | 24865812 |
10 | 12207764 |
11 | 6988968 |
12 | 4108818 |
13 | 26b573a |
14 | 189ac72 |
15 | 11121ae |
hex | ba4694 |
12207764 has 12 divisors (see below), whose sum is σ = 21441588. Its totient is φ = 6081600.
The previous prime is 12207763. The next prime is 12207773. The reversal of 12207764 is 46770221.
12207764 = 522 + 532 + ... + 3322.
It can be written as a sum of positive squares in 2 ways, for example, as 6543364 + 5664400 = 2558^2 + 2380^2 .
It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12207763) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4307 + ... + 6554.
It is an arithmetic number, because the mean of its divisors is an integer number (1786799).
Almost surely, 212207764 is an apocalyptic number.
It is an amenable number.
12207764 is a deficient number, since it is larger than the sum of its proper divisors (9233824).
12207764 is a wasteful number, since it uses less digits than its factorization.
12207764 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11146 (or 11144 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 29.
The square root of 12207764 is about 3493.9610759137. The cubic root of 12207764 is about 230.2565756753.
Adding to 12207764 its reverse (46770221), we get a palindrome (58977985).
The spelling of 12207764 in words is "twelve million, two hundred seven thousand, seven hundred sixty-four".
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