Base | Representation |
---|---|
bin | 110000011100… |
… | …101001000010 |
3 | 212220020102202 |
4 | 300130221002 |
5 | 11222401401 |
6 | 1132113202 |
7 | 212643620 |
oct | 60345102 |
9 | 25806382 |
10 | 12700226 |
11 | 7194960 |
12 | 4305802 |
13 | 2828936 |
14 | 1988510 |
15 | 11ad06b |
hex | c1ca42 |
12700226 has 16 divisors (see below), whose sum is σ = 23751360. Its totient is φ = 4948080.
The previous prime is 12700223. The next prime is 12700249. The reversal of 12700226 is 62200721.
It is a super-2 number, since 2×127002262 = 322591480902152, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12700198 and 12700207.
It is not an unprimeable number, because it can be changed into a prime (12700223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41081 + ... + 41388.
It is an arithmetic number, because the mean of its divisors is an integer number (1484460).
Almost surely, 212700226 is an apocalyptic number.
12700226 is a deficient number, since it is larger than the sum of its proper divisors (11051134).
12700226 is a wasteful number, since it uses less digits than its factorization.
12700226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82489.
The product of its (nonzero) digits is 336, while the sum is 20.
The square root of 12700226 is about 3563.7376446647. The cubic root of 12700226 is about 233.3120393266.
Adding to 12700226 its reverse (62200721), we get a palindrome (74900947).
The spelling of 12700226 in words is "twelve million, seven hundred thousand, two hundred twenty-six".
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