Base | Representation |
---|---|
bin | 111111111101100011101 |
3 | 10221111000222 |
4 | 13333230131 |
5 | 1014032101 |
6 | 112531125 |
7 | 23546333 |
oct | 7775435 |
9 | 3844028 |
10 | 2095901 |
11 | 1201755 |
12 | 850aa5 |
13 | 584ca2 |
14 | 3c7b53 |
15 | 2b601b |
hex | 1ffb1d |
2095901 has 4 divisors (see below), whose sum is σ = 2100000. Its totient is φ = 2091804.
The previous prime is 2095867. The next prime is 2095927. The reversal of 2095901 is 1095902.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1095902 = 2 ⋅547951.
It is a cyclic number.
It is not a de Polignac number, because 2095901 - 26 = 2095837 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2095931) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1151 + ... + 2348.
It is an arithmetic number, because the mean of its divisors is an integer number (525000).
22095901 is an apocalyptic number.
It is an amenable number.
2095901 is a deficient number, since it is larger than the sum of its proper divisors (4099).
2095901 is an equidigital number, since it uses as much as digits as its factorization.
2095901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4098.
The product of its (nonzero) digits is 810, while the sum is 26.
The square root of 2095901 is about 1447.7226944412. The cubic root of 2095901 is about 127.9745432773.
Subtracting from 2095901 its reverse (1095902), we obtain a palindrome (999999).
The spelling of 2095901 in words is "two million, ninety-five thousand, nine hundred one".
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