Base | Representation |
---|---|
bin | 1000010110001100111111 |
3 | 11010011111120 |
4 | 20112030333 |
5 | 1030004340 |
6 | 114522023 |
7 | 24412200 |
oct | 10261477 |
9 | 4104446 |
10 | 2188095 |
11 | 1264a48 |
12 | 896313 |
13 | 5b7c40 |
14 | 40d5a7 |
15 | 2d34d0 |
hex | 21633f |
2188095 has 48 divisors (see below), whose sum is σ = 4404960. Its totient is φ = 919296.
The previous prime is 2188061. The next prime is 2188099. The reversal of 2188095 is 5908812.
It is a happy number.
It is not a de Polignac number, because 2188095 - 26 = 2188031 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2188099) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9441 + ... + 9669.
It is an arithmetic number, because the mean of its divisors is an integer number (91770).
22188095 is an apocalyptic number.
2188095 is an abundant number, since it is smaller than the sum of its proper divisors (2216865).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2188095 is a wasteful number, since it uses less digits than its factorization.
2188095 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 264 (or 257 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 33.
The square root of 2188095 is about 1479.2210788114. The cubic root of 2188095 is about 129.8241211326.
The spelling of 2188095 in words is "two million, one hundred eighty-eight thousand, ninety-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •