Base | Representation |
---|---|
bin | 100111001001010101110 |
3 | 2102011120200 |
4 | 10321022232 |
5 | 312021414 |
6 | 43254330 |
7 | 13621515 |
oct | 4711256 |
9 | 2364520 |
10 | 1282734 |
11 | 7a6812 |
12 | 51a3a6 |
13 | 35bb1b |
14 | 25567c |
15 | 1a5109 |
hex | 1392ae |
1282734 has 12 divisors (see below), whose sum is σ = 2779296. Its totient is φ = 427572.
The previous prime is 1282717. The next prime is 1282739. The reversal of 1282734 is 4372821.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is a plaindrome in base 14.
It is a junction number, because it is equal to n+sod(n) for n = 1282698 and 1282707.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1282739) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35614 + ... + 35649.
It is an arithmetic number, because the mean of its divisors is an integer number (231608).
21282734 is an apocalyptic number.
1282734 is an abundant number, since it is smaller than the sum of its proper divisors (1496562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1282734 is a wasteful number, since it uses less digits than its factorization.
1282734 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71271 (or 71268 counting only the distinct ones).
The product of its digits is 2688, while the sum is 27.
The square root of 1282734 is about 1132.5784741023. The cubic root of 1282734 is about 108.6539540416.
It can be divided in two parts, 1282 and 734, that added together give a triangular number (2016 = T63).
The spelling of 1282734 in words is "one million, two hundred eighty-two thousand, seven hundred thirty-four".
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