Base | Representation |
---|---|
bin | 110001000110… |
… | …001100100010 |
3 | 220012212220202 |
4 | 301012030202 |
5 | 11243323214 |
6 | 1135505202 |
7 | 214253063 |
oct | 61061442 |
9 | 26185822 |
10 | 12870434 |
11 | 72a0825 |
12 | 4388202 |
13 | 2888255 |
14 | 19d056a |
15 | 11e36de |
hex | c46322 |
12870434 has 8 divisors (see below), whose sum is σ = 19458048. Its totient is φ = 6384420.
The previous prime is 12870421. The next prime is 12870449. The reversal of 12870434 is 43407821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 12870397 and 12870406.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25082 + ... + 25589.
It is an arithmetic number, because the mean of its divisors is an integer number (2432256).
Almost surely, 212870434 is an apocalyptic number.
12870434 is a deficient number, since it is larger than the sum of its proper divisors (6587614).
12870434 is a wasteful number, since it uses less digits than its factorization.
12870434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50800.
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 12870434 is about 3587.5387105925. The cubic root of 12870434 is about 234.3496975115.
The spelling of 12870434 in words is "twelve million, eight hundred seventy thousand, four hundred thirty-four".
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