Base | Representation |
---|---|
bin | 10000001101010… |
… | …000010001010000 |
3 | 200221122110100120 |
4 | 100031100101100 |
5 | 1024102104333 |
6 | 42551550240 |
7 | 6511124301 |
oct | 2015202120 |
9 | 627573316 |
10 | 271909968 |
11 | 12a538a90 |
12 | 7708b380 |
13 | 44444295 |
14 | 281807a8 |
15 | 18d10db3 |
hex | 10350450 |
271909968 has 80 divisors (see below), whose sum is σ = 811394496. Its totient is φ = 77547520.
The previous prime is 271909961. The next prime is 271909997. The reversal of 271909968 is 869909172.
It is a happy number.
271909968 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2719099682 = 147870061395522048, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a self number, because there is not a number n which added to its sum of digits gives 271909968.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (271909961) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6171 + ... + 24122.
Almost surely, 2271909968 is an apocalyptic number.
It is an amenable number.
271909968 is an abundant number, since it is smaller than the sum of its proper divisors (539484528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
271909968 is a wasteful number, since it uses less digits than its factorization.
271909968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30332 (or 30326 counting only the distinct ones).
The product of its (nonzero) digits is 489888, while the sum is 51.
The square root of 271909968 is about 16489.6927806433. The cubic root of 271909968 is about 647.8508649329.
The spelling of 271909968 in words is "two hundred seventy-one million, nine hundred nine thousand, nine hundred sixty-eight".
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