Base | Representation |
---|---|
bin | 101111011101… |
… | …110011001011 |
3 | 212102011100110 |
4 | 233131303023 |
5 | 11141132302 |
6 | 1122405403 |
7 | 210522315 |
oct | 57356313 |
9 | 25364313 |
10 | 12442827 |
11 | 7029531 |
12 | 4200863 |
13 | 2768727 |
14 | 191c7b5 |
15 | 115bb6c |
hex | bddccb |
12442827 has 32 divisors (see below), whose sum is σ = 18662400. Its totient is φ = 7336448.
The previous prime is 12442817. The next prime is 12442847. The reversal of 12442827 is 72824421.
It is a cyclic number.
It is not a de Polignac number, because 12442827 - 26 = 12442763 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12442794 and 12442803.
It is not an unprimeable number, because it can be changed into a prime (12442817) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69424 + ... + 69602.
It is an arithmetic number, because the mean of its divisors is an integer number (583200).
Almost surely, 212442827 is an apocalyptic number.
12442827 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
12442827 is a deficient number, since it is larger than the sum of its proper divisors (6219573).
12442827 is a wasteful number, since it uses less digits than its factorization.
12442827 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 275.
The product of its digits is 7168, while the sum is 30.
The square root of 12442827 is about 3527.4391561018. The cubic root of 12442827 is about 231.7250694384.
The spelling of 12442827 in words is "twelve million, four hundred forty-two thousand, eight hundred twenty-seven".
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