Base | Representation |
---|---|
bin | 11100011000111010111001 |
3 | 112000002122112 |
4 | 130120322321 |
5 | 3401121410 |
6 | 423302105 |
7 | 120154046 |
oct | 34307271 |
9 | 15002575 |
10 | 7442105 |
11 | 4223400 |
12 | 25aa935 |
13 | 1707518 |
14 | dba1cd |
15 | 9c0105 |
hex | 718eb9 |
7442105 has 12 divisors (see below), whose sum is σ = 9816996. Its totient is φ = 5412000.
The previous prime is 7442093. The next prime is 7442117. The reversal of 7442105 is 5012447.
7442105 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (7442093) and next prime (7442117).
It can be written as a sum of positive squares in 2 ways, for example, as 2650384 + 4791721 = 1628^2 + 2189^2 .
It is not a de Polignac number, because 7442105 - 28 = 7441849 is a prime.
It is a Duffinian number.
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 11 ways as a sum of consecutive naturals, for example, 5546 + ... + 6755.
It is an arithmetic number, because the mean of its divisors is an integer number (818083).
Almost surely, 27442105 is an apocalyptic number.
It is an amenable number.
7442105 is a deficient number, since it is larger than the sum of its proper divisors (2374891).
7442105 is a wasteful number, since it uses less digits than its factorization.
7442105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12328 (or 12317 counting only the distinct ones).
The product of its (nonzero) digits is 1120, while the sum is 23.
The square root of 7442105 is about 2728.0221773292. The cubic root of 7442105 is about 195.2384110030.
The spelling of 7442105 in words is "seven million, four hundred forty-two thousand, one hundred five".
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