Base | Representation |
---|---|
bin | 1011100100001100100010 |
3 | 12201000220110 |
4 | 23210030202 |
5 | 1234004332 |
6 | 144552150 |
7 | 34525122 |
oct | 13441442 |
9 | 5630813 |
10 | 3031842 |
11 | 1790960 |
12 | 1022656 |
13 | 821cb8 |
14 | 58cc82 |
15 | 3ed4cc |
hex | 2e4322 |
3031842 has 32 divisors (see below), whose sum is σ = 6718464. Its totient is φ = 904400.
The previous prime is 3031841. The next prime is 3031843. The reversal of 3031842 is 2481303.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (3031841) and next prime (3031843).
It is not an unprimeable number, because it can be changed into a prime (3031841) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4363 + ... + 5009.
It is an arithmetic number, because the mean of its divisors is an integer number (209952).
Almost surely, 23031842 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3031842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3359232).
3031842 is an abundant number, since it is smaller than the sum of its proper divisors (3686622).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3031842 is a wasteful number, since it uses less digits than its factorization.
3031842 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 734.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 3031842 is about 1741.2185388400. The cubic root of 3031842 is about 144.7334301716.
It can be divided in two parts, 303 and 1842, that added together give a triangular number (2145 = T65).
The spelling of 3031842 in words is "three million, thirty-one thousand, eight hundred forty-two".
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