Base | Representation |
---|---|
bin | 1011110000010010111111 |
3 | 12210112220012 |
4 | 23300102333 |
5 | 1242101112 |
6 | 150013435 |
7 | 35122460 |
oct | 13602277 |
9 | 5715805 |
10 | 3081407 |
11 | 181511a |
12 | 104727b |
13 | 83b724 |
14 | 5a2d67 |
15 | 40d022 |
hex | 2f04bf |
3081407 has 8 divisors (see below), whose sum is σ = 3532800. Its totient is φ = 2632824.
The previous prime is 3081391. The next prime is 3081413. The reversal of 3081407 is 7041803.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3081407 - 24 = 3081391 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3081467) 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 7 ways as a sum of consecutive naturals, for example, 2894 + ... + 3812.
It is an arithmetic number, because the mean of its divisors is an integer number (441600).
Almost surely, 23081407 is an apocalyptic number.
3081407 is a deficient number, since it is larger than the sum of its proper divisors (451393).
3081407 is an equidigital number, since it uses as much as digits as its factorization.
3081407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1405.
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 3081407 is about 1755.3936880370. The cubic root of 3081407 is about 145.5178786342.
The spelling of 3081407 in words is "three million, eighty-one thousand, four hundred seven".
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