Base | Representation |
---|---|
bin | 1010001010100110… |
… | …0110001011011000 |
3 | 21001011202002002020 |
4 | 2202221212023120 |
5 | 21042034011042 |
6 | 1130435534440 |
7 | 124423346553 |
oct | 24251461330 |
9 | 7034662066 |
10 | 2728813272 |
11 | 1180386889 |
12 | 641a5a420 |
13 | 346464513 |
14 | 1bc5b369a |
15 | 10e8773ec |
hex | a2a662d8 |
2728813272 has 16 divisors (see below), whose sum is σ = 6822033240. Its totient is φ = 909604416.
The previous prime is 2728813271. The next prime is 2728813273. The reversal of 2728813272 is 2723188272.
It is an interprime number because it is at equal distance from previous prime (2728813271) and next prime (2728813273).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2728813271) 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, 56850253 + ... + 56850300.
Almost surely, 22728813272 is an apocalyptic number.
It is an amenable number.
2728813272 is an abundant number, since it is smaller than the sum of its proper divisors (4093219968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2728813272 is a wasteful number, since it uses less digits than its factorization.
2728813272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113700562 (or 113700558 counting only the distinct ones).
The product of its digits is 150528, while the sum is 42.
The square root of 2728813272 is about 52238.0442972361. The cubic root of 2728813272 is about 1397.4124436128.
The spelling of 2728813272 in words is "two billion, seven hundred twenty-eight million, eight hundred thirteen thousand, two hundred seventy-two".
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