Base | Representation |
---|---|
bin | 10011111111111101100000 |
3 | 100212100122211 |
4 | 103333331200 |
5 | 2320231340 |
6 | 304211504 |
7 | 62363620 |
oct | 23777540 |
9 | 10770584 |
10 | 5242720 |
11 | 2a60a2a |
12 | 1909b94 |
13 | 1117402 |
14 | 9a6880 |
15 | 6d85ea |
hex | 4fff60 |
5242720 has 96 divisors (see below), whose sum is σ = 14708736. Its totient is φ = 1728000.
The previous prime is 5242703. The next prime is 5242729. The reversal of 5242720 is 272425.
It is a super-2 number, since 2×52427202 = 54972225996800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 5242691 and 5242700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5242729) 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, 34645 + ... + 34795.
It is an arithmetic number, because the mean of its divisors is an integer number (153216).
Almost surely, 25242720 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 5242720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7354368).
5242720 is an abundant number, since it is smaller than the sum of its proper divisors (9466016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5242720 is a wasteful number, since it uses less digits than its factorization.
5242720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 204 (or 196 counting only the distinct ones).
The product of its (nonzero) digits is 1120, while the sum is 22.
The square root of 5242720 is about 2289.6986701311. The cubic root of 5242720 is about 173.7209602451.
The spelling of 5242720 in words is "five million, two hundred forty-two thousand, seven hundred twenty".
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