Base | Representation |
---|---|
bin | 100111001010010100000 |
3 | 2102012021010 |
4 | 10321102200 |
5 | 312030412 |
6 | 43300520 |
7 | 13623126 |
oct | 4712240 |
9 | 2365233 |
10 | 1283232 |
11 | 7a7125 |
12 | 51a740 |
13 | 35c112 |
14 | 255916 |
15 | 1a533c |
hex | 1394a0 |
1283232 has 24 divisors (see below), whose sum is σ = 3368736. Its totient is φ = 427712.
The previous prime is 1283207. The next prime is 1283237. The reversal of 1283232 is 2323821.
It is a tau number, because it is divible by the number of its divisors (24).
It is a nude number because it is divisible by every one of its digits.
1283232 is a modest number, since divided by 3232 gives 128 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 1283199 and 1283208.
It is not an unprimeable number, because it can be changed into a prime (1283237) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6588 + ... + 6779.
It is an arithmetic number, because the mean of its divisors is an integer number (140364).
21283232 is an apocalyptic number.
1283232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1283232 is an abundant number, since it is smaller than the sum of its proper divisors (2085504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1283232 is a wasteful number, since it uses less digits than its factorization.
1283232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13380 (or 13372 counting only the distinct ones).
The product of its digits is 576, while the sum is 21.
The square root of 1283232 is about 1132.7983050835. The cubic root of 1283232 is about 108.6680132486.
The spelling of 1283232 in words is "one million, two hundred eighty-three thousand, two hundred thirty-two".
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