Base | Representation |
---|---|
bin | 101110010100… |
… | …110010110010 |
3 | 211211222011011 |
4 | 232110302302 |
5 | 11102100134 |
6 | 1112141134 |
7 | 205135435 |
oct | 56246262 |
9 | 24758134 |
10 | 12143794 |
11 | 69448a3 |
12 | 40977aa |
13 | 26925a0 |
14 | 188181c |
15 | 10ed264 |
hex | b94cb2 |
12143794 has 16 divisors (see below), whose sum is σ = 19674648. Its totient is φ = 5588352.
The previous prime is 12143777. The next prime is 12143809. The reversal of 12143794 is 49734121.
12143794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 5461569 + 6682225 = 2337^2 + 2585^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15664 + ... + 16420.
Almost surely, 212143794 is an apocalyptic number.
12143794 is a deficient number, since it is larger than the sum of its proper divisors (7530854).
12143794 is a wasteful number, since it uses less digits than its factorization.
12143794 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1389.
The product of its digits is 6048, while the sum is 31.
The square root of 12143794 is about 3484.7946854872. The cubic root of 12143794 is about 229.8536813536.
The spelling of 12143794 in words is "twelve million, one hundred forty-three thousand, seven hundred ninety-four".
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