Base | Representation |
---|---|
bin | 10000010001111… |
… | …111111111101100 |
3 | 201000222122212212 |
4 | 100101333333230 |
5 | 1024411412103 |
6 | 43034345552 |
7 | 6524525300 |
oct | 2021777754 |
9 | 630878785 |
10 | 273154028 |
11 | 130208734 |
12 | 7758b2b8 |
13 | 4478b604 |
14 | 283c5d00 |
15 | 18ea97d8 |
hex | 1047ffec |
273154028 has 72 divisors (see below), whose sum is σ = 597370032. Its totient is φ = 108573696.
The previous prime is 273154027. The next prime is 273154031. The reversal of 273154028 is 820451372.
It is a super-2 number, since 2×2731540282 = 149226246025249568, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 273153985 and 273154003.
It is not an unprimeable number, because it can be changed into a prime (273154027) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 242675 + ... + 243797.
It is an arithmetic number, because the mean of its divisors is an integer number (8296806).
Almost surely, 2273154028 is an apocalyptic number.
273154028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 273154028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298685016).
273154028 is an abundant number, since it is smaller than the sum of its proper divisors (324216004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
273154028 is a wasteful number, since it uses less digits than its factorization.
273154028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1231 (or 1222 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 32.
The square root of 273154028 is about 16527.3720839098. The cubic root of 273154028 is about 648.8373915879.
The spelling of 273154028 in words is "two hundred seventy-three million, one hundred fifty-four thousand, twenty-eight".
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