Base | Representation |
---|---|
bin | 101001110000101110000 |
3 | 2120112010200 |
4 | 11032011300 |
5 | 322242212 |
6 | 45155200 |
7 | 14426412 |
oct | 5160560 |
9 | 2515120 |
10 | 1368432 |
11 | 85513a |
12 | 55bb00 |
13 | 38bb30 |
14 | 2789b2 |
15 | 1c06dc |
hex | 14e170 |
1368432 has 120 divisors (see below), whose sum is σ = 4468464. Its totient is φ = 387072.
The previous prime is 1368401. The next prime is 1368439. The reversal of 1368432 is 2348631.
It is a happy number.
It is a super-2 number, since 2×13684322 = 3745212277248, which contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a zygodrome in base 12.
It is a junction number, because it is equal to n+sod(n) for n = 1368396 and 1368405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1368439) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31803 + ... + 31845.
21368432 is an apocalyptic number.
1368432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1368432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2234232).
1368432 is an abundant number, since it is smaller than the sum of its proper divisors (3100032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1368432 is a wasteful number, since it uses less digits than its factorization.
1368432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87 (or 78 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
The square root of 1368432 is about 1169.7999829031. The cubic root of 1368432 is about 111.0216660897.
The spelling of 1368432 in words is "one million, three hundred sixty-eight thousand, four hundred thirty-two".
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