Base | Representation |
---|---|
bin | 1010000101101… |
… | …1111000000000 |
3 | 2221122001020201 |
4 | 2201123320000 |
5 | 41313204420 |
6 | 4111014544 |
7 | 1022465026 |
oct | 241337000 |
9 | 87561221 |
10 | 42319360 |
11 | 21985186 |
12 | 1220a454 |
13 | 89c9455 |
14 | 5898716 |
15 | 3aae10a |
hex | 285be00 |
42319360 has 80 divisors (see below), whose sum is σ = 103511232. Its totient is φ = 16588800.
The previous prime is 42319331. The next prime is 42319367. The reversal of 42319360 is 6391324.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42319367) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156025 + ... + 156295.
Almost surely, 242319360 is an apocalyptic number.
42319360 is a gapful number since it is divisible by the number (40) 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 42319360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51755616).
42319360 is an abundant number, since it is smaller than the sum of its proper divisors (61191872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42319360 is an equidigital number, since it uses as much as digits as its factorization.
42319360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355 (or 339 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 28.
The square root of 42319360 is about 6505.3331966933. Note that the first 3 decimals coincide. The cubic root of 42319360 is about 348.4814756176.
Subtracting from 42319360 its reverse (6391324), we obtain a square (35928036 = 59942).
The spelling of 42319360 in words is "forty-two million, three hundred nineteen thousand, three hundred sixty".
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