Base | Representation |
---|---|
bin | 100111011011111000110 |
3 | 2102122121101 |
4 | 10323133012 |
5 | 312322410 |
6 | 43410314 |
7 | 13661302 |
oct | 4733706 |
9 | 2378541 |
10 | 1292230 |
11 | 802965 |
12 | 52399a |
13 | 363244 |
14 | 258d02 |
15 | 1a7d3a |
hex | 13b7c6 |
1292230 has 8 divisors (see below), whose sum is σ = 2326032. Its totient is φ = 516888.
The previous prime is 1292219. The next prime is 1292237. The reversal of 1292230 is 322921.
It is a happy number.
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 = 1292198 and 1292207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1292237) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64602 + ... + 64621.
It is an arithmetic number, because the mean of its divisors is an integer number (290754).
21292230 is an apocalyptic number.
1292230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1292230 is a deficient number, since it is larger than the sum of its proper divisors (1033802).
1292230 is a wasteful number, since it uses less digits than its factorization.
1292230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129230.
The product of its (nonzero) digits is 216, while the sum is 19.
The square root of 1292230 is about 1136.7629480239. The cubic root of 1292230 is about 108.9214146128.
The spelling of 1292230 in words is "one million, two hundred ninety-two thousand, two hundred thirty".
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