Base | Representation |
---|---|
bin | 1010001010100000… |
… | …1011110100111011 |
3 | 21001011001021102200 |
4 | 2202220023310323 |
5 | 21041440140240 |
6 | 1130424001243 |
7 | 124420245612 |
oct | 24250136473 |
9 | 7034037380 |
10 | 2728443195 |
11 | 1180153835 |
12 | 641900223 |
13 | 346364c3a |
14 | 1bc518879 |
15 | 10e802930 |
hex | a2a0bd3b |
2728443195 has 96 divisors (see below), whose sum is σ = 5108987520. Its totient is φ = 1343569920.
The previous prime is 2728443131. The next prime is 2728443229. The reversal of 2728443195 is 5913448272.
2728443195 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2728443195 - 26 = 2728443131 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 2728443195.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4794871 + ... + 4795439.
It is an arithmetic number, because the mean of its divisors is an integer number (53218620).
Almost surely, 22728443195 is an apocalyptic number.
2728443195 is a deficient number, since it is larger than the sum of its proper divisors (2380544325).
2728443195 is a wasteful number, since it uses less digits than its factorization.
2728443195 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 757 (or 754 counting only the distinct ones).
The product of its digits is 483840, while the sum is 45.
The square root of 2728443195 is about 52234.5019599115. The cubic root of 2728443195 is about 1397.3492691930.
It can be divided in two parts, 272844319 and 5, that added together give a square (272844324 = 165182).
The spelling of 2728443195 in words is "two billion, seven hundred twenty-eight million, four hundred forty-three thousand, one hundred ninety-five".
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