Base | Representation |
---|---|
bin | 101110000100… |
… | …101001000110 |
3 | 211201121101221 |
4 | 232010221012 |
5 | 11042441023 |
6 | 1110510554 |
7 | 204441526 |
oct | 56045106 |
9 | 24647357 |
10 | 12077638 |
11 | 68aa121 |
12 | 406545a |
13 | 266b441 |
14 | 1865686 |
15 | 10d885d |
hex | b84a46 |
12077638 has 4 divisors (see below), whose sum is σ = 18116460. Its totient is φ = 6038818.
The previous prime is 12077617. The next prime is 12077671. The reversal of 12077638 is 83677021.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83677021 = 3307 ⋅25303.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3019408 + ... + 3019411.
It is an arithmetic number, because the mean of its divisors is an integer number (4529115).
Almost surely, 212077638 is an apocalyptic number.
12077638 is a deficient number, since it is larger than the sum of its proper divisors (6038822).
12077638 is an equidigital number, since it uses as much as digits as its factorization.
12077638 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6038821.
The product of its (nonzero) digits is 14112, while the sum is 34.
The square root of 12077638 is about 3475.2896282181. The cubic root of 12077638 is about 229.4355282058.
The spelling of 12077638 in words is "twelve million, seventy-seven thousand, six hundred thirty-eight".
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