Base | Representation |
---|---|
bin | 101110000010… |
… | …110100000011 |
3 | 211201020010111 |
4 | 232002310003 |
5 | 11042221042 |
6 | 1110412151 |
7 | 204410635 |
oct | 56026403 |
9 | 24636114 |
10 | 12070147 |
11 | 68a4531 |
12 | 4061057 |
13 | 2667bcb |
14 | 1862a55 |
15 | 10d6517 |
hex | b82d03 |
12070147 has 4 divisors (see below), whose sum is σ = 12594960. Its totient is φ = 11545336.
The previous prime is 12070141. The next prime is 12070171. The reversal of 12070147 is 74107021.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12070147 - 211 = 12068099 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12070141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262372 + ... + 262417.
It is an arithmetic number, because the mean of its divisors is an integer number (3148740).
Almost surely, 212070147 is an apocalyptic number.
12070147 is a deficient number, since it is larger than the sum of its proper divisors (524813).
12070147 is an equidigital number, since it uses as much as digits as its factorization.
12070147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 524812.
The product of its (nonzero) digits is 392, while the sum is 22.
The square root of 12070147 is about 3474.2117091507. The cubic root of 12070147 is about 229.3880835813.
Adding to 12070147 its reverse (74107021), we get a palindrome (86177168).
It can be divided in two parts, 1207014 and 7, that added together give a palindrome (1207021).
The spelling of 12070147 in words is "twelve million, seventy thousand, one hundred forty-seven".
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