Base | Representation |
---|---|
bin | 10000001010101… |
… | …011011010101000 |
3 | 200220101011002200 |
4 | 100022223122220 |
5 | 1023414002403 |
6 | 42525300200 |
7 | 6502312542 |
oct | 2012533250 |
9 | 626334080 |
10 | 271234728 |
11 | 12a117736 |
12 | 76a04660 |
13 | 44268b2b |
14 | 28046692 |
15 | 18c2aca3 |
hex | 102ab6a8 |
271234728 has 192 divisors, whose sum is σ = 833976000. Its totient is φ = 79128576.
The previous prime is 271234703. The next prime is 271234757. The reversal of 271234728 is 827432172.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 271234692 and 271234701.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2488338 + ... + 2488446.
It is an arithmetic number, because the mean of its divisors is an integer number (4343625).
Almost surely, 2271234728 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 271234728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416988000).
271234728 is an abundant number, since it is smaller than the sum of its proper divisors (562741272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
271234728 is a wasteful number, since it uses less digits than its factorization.
271234728 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 digits is 37632, while the sum is 36.
The square root of 271234728 is about 16469.2054453152. The cubic root of 271234728 is about 647.3141463082.
The spelling of 271234728 in words is "two hundred seventy-one million, two hundred thirty-four thousand, seven hundred twenty-eight".
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