Base | Representation |
---|---|
bin | 111110010001… |
… | …110001011000 |
3 | 1010201102200022 |
4 | 332101301120 |
5 | 13134410340 |
6 | 1341530012 |
7 | 255523565 |
oct | 76216130 |
9 | 33642608 |
10 | 16325720 |
11 | 9240834 |
12 | 5573908 |
13 | 34c7bb8 |
14 | 224d86c |
15 | 16773b5 |
hex | f91c58 |
16325720 has 32 divisors (see below), whose sum is σ = 37242720. Its totient is φ = 6439680.
The previous prime is 16325719. The next prime is 16325759. The reversal of 16325720 is 2752361.
16325720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 16325720.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125 + ... + 5715.
It is an arithmetic number, because the mean of its divisors is an integer number (1163835).
Almost surely, 216325720 is an apocalyptic number.
16325720 is a gapful number since it is divisible by the number (10) 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 16325720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18621360).
16325720 is an abundant number, since it is smaller than the sum of its proper divisors (20917000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16325720 is a wasteful number, since it uses less digits than its factorization.
16325720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5675 (or 5671 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 26.
The square root of 16325720 is about 4040.5098688161. The cubic root of 16325720 is about 253.6826590538.
The spelling of 16325720 in words is "sixteen million, three hundred twenty-five thousand, seven hundred twenty".
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