Base | Representation |
---|---|
bin | 1111001111110… |
… | …0000111110000 |
3 | 11110022212010121 |
4 | 3303330013300 |
5 | 112332302443 |
6 | 10202340024 |
7 | 1404354061 |
oct | 363740760 |
9 | 143285117 |
10 | 63947248 |
11 | 33107572 |
12 | 194ba614 |
13 | 1032c811 |
14 | 86c8568 |
15 | 59324ed |
hex | 3cfc1f0 |
63947248 has 40 divisors (see below), whose sum is σ = 128543360. Its totient is φ = 30792960.
The previous prime is 63947243. The next prime is 63947263. The reversal of 63947248 is 84274936.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63947243) 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, 64033 + ... + 65023.
It is an arithmetic number, because the mean of its divisors is an integer number (3213584).
Almost surely, 263947248 is an apocalyptic number.
It is an amenable number.
63947248 is an abundant number, since it is smaller than the sum of its proper divisors (64596112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63947248 is a wasteful number, since it uses less digits than its factorization.
63947248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1145 (or 1139 counting only the distinct ones).
The product of its digits is 290304, while the sum is 43.
The square root of 63947248 is about 7996.7023203318. The cubic root of 63947248 is about 399.8900697911.
The spelling of 63947248 in words is "sixty-three million, nine hundred forty-seven thousand, two hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •