Base | Representation |
---|---|
bin | 101110000001… |
… | …111110111011 |
3 | 211201001110120 |
4 | 232001332323 |
5 | 11042113442 |
6 | 1110344323 |
7 | 204365010 |
oct | 56017673 |
9 | 24631416 |
10 | 12066747 |
11 | 68a1a20 |
12 | 405b0a3 |
13 | 26664b4 |
14 | 1861707 |
15 | 10d54ec |
hex | b81fbb |
12066747 has 16 divisors (see below), whose sum is σ = 20059392. Its totient is φ = 6268320.
The previous prime is 12066721. The next prime is 12066749. The reversal of 12066747 is 74766021.
It is not a de Polignac number, because 12066747 - 26 = 12066683 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (12066749) 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, 25888 + ... + 26349.
It is an arithmetic number, because the mean of its divisors is an integer number (1253712).
Almost surely, 212066747 is an apocalyptic number.
12066747 is a deficient number, since it is larger than the sum of its proper divisors (7992645).
12066747 is a wasteful number, since it uses less digits than its factorization.
12066747 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52258.
The product of its (nonzero) digits is 14112, while the sum is 33.
The square root of 12066747 is about 3473.7223550537. The cubic root of 12066747 is about 229.3665430337.
It can be divided in two parts, 1206674 and 7, that added together give a triangular number (1206681 = T1553).
The spelling of 12066747 in words is "twelve million, sixty-six thousand, seven hundred forty-seven".
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