Base | Representation |
---|---|
bin | 10000010001001… |
… | …001100000000000 |
3 | 201000120022200202 |
4 | 100101021200000 |
5 | 1024332241231 |
6 | 43025504332 |
7 | 6522605444 |
oct | 2021114000 |
9 | 630508622 |
10 | 272930816 |
11 | 130075a64 |
12 | 774a20a8 |
13 | 44710b32 |
14 | 28368824 |
15 | 18e635cb |
hex | 10449800 |
272930816 has 48 divisors (see below), whose sum is σ = 553709520. Its totient is φ = 134471680.
The previous prime is 272930807. The next prime is 272930831. The reversal of 272930816 is 618039272.
It is a self number, because there is not a number n which added to its sum of digits gives 272930816.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144470 + ... + 146346.
It is an arithmetic number, because the mean of its divisors is an integer number (11535615).
Almost surely, 2272930816 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 272930816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276854760).
272930816 is an abundant number, since it is smaller than the sum of its proper divisors (280778704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272930816 is an equidigital number, since it uses as much as digits as its factorization.
272930816 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1970 (or 1950 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 38.
The square root of 272930816 is about 16520.6179061196. The cubic root of 272930816 is about 648.6606076194.
The spelling of 272930816 in words is "two hundred seventy-two million, nine hundred thirty thousand, eight hundred sixteen".
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