Base | Representation |
---|---|
bin | 101101111100… |
… | …001000101011 |
3 | 211122211121110 |
4 | 231330020223 |
5 | 11040332140 |
6 | 1110041403 |
7 | 204235122 |
oct | 55741053 |
9 | 24584543 |
10 | 12042795 |
11 | 6885a26 |
12 | 4049263 |
13 | 265861b |
14 | 1856ab9 |
15 | 10cd380 |
hex | b7c22b |
12042795 has 16 divisors (see below), whose sum is σ = 19717632. Its totient is φ = 6273120.
The previous prime is 12042769. The next prime is 12042809. The reversal of 12042795 is 59724021.
It is not a de Polignac number, because 12042795 - 211 = 12040747 is a prime.
It is a super-2 number, since 2×120427952 = 290057822824050, which contains 22 as substring.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 8691 + ... + 9980.
It is an arithmetic number, because the mean of its divisors is an integer number (1232352).
Almost surely, 212042795 is an apocalyptic number.
12042795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
12042795 is a deficient number, since it is larger than the sum of its proper divisors (7674837).
12042795 is a wasteful number, since it uses less digits than its factorization.
12042795 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18722.
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 12042795 is about 3470.2730440125. The cubic root of 12042795 is about 229.2146814361.
The spelling of 12042795 in words is "twelve million, forty-two thousand, seven hundred ninety-five".
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