Base | Representation |
---|---|
bin | 1010001011110… |
… | …0101000000000 |
3 | 2222101011212001 |
4 | 2202330220000 |
5 | 41413400043 |
6 | 4123313344 |
7 | 1026035263 |
oct | 242745000 |
9 | 88334761 |
10 | 42715648 |
11 | 22125998 |
12 | 1237b854 |
13 | 8b07941 |
14 | 595ccda |
15 | 3b3b74d |
hex | 28bca00 |
42715648 has 40 divisors (see below), whose sum is σ = 89860320. Its totient is φ = 20229120.
The previous prime is 42715633. The next prime is 42715661. The reversal of 42715648 is 84651724.
It is a super-3 number, since 3×427156483 (a number of 24 digits) contains 333 as substring.
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, 7533 + ... + 11923.
It is an arithmetic number, because the mean of its divisors is an integer number (2246508).
Almost surely, 242715648 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 42715648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44930160).
42715648 is an abundant number, since it is smaller than the sum of its proper divisors (47144672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42715648 is an equidigital number, since it uses as much as digits as its factorization.
42715648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4428 (or 4412 counting only the distinct ones).
The product of its digits is 53760, while the sum is 37.
The square root of 42715648 is about 6535.7209242745. The cubic root of 42715648 is about 349.5658508083.
The spelling of 42715648 in words is "forty-two million, seven hundred fifteen thousand, six hundred forty-eight".
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