Base | Representation |
---|---|
bin | 11010101101110… |
… | …011101101111010 |
3 | 1011020101201200000 |
4 | 122231303231322 |
5 | 1404220402210 |
6 | 112250453430 |
7 | 14051525661 |
oct | 3255635572 |
9 | 1136351600 |
10 | 448215930 |
11 | 210008298 |
12 | 106134276 |
13 | 71b23936 |
14 | 43755dd8 |
15 | 29539ac0 |
hex | 1ab73b7a |
448215930 has 96 divisors (see below), whose sum is σ = 1227006144. Its totient is φ = 117697536.
The previous prime is 448215917. The next prime is 448215953. The reversal of 448215930 is 39512844.
448215930 is a `hidden beast` number, since 4 + 48 + 21 + 593 + 0 = 666.
448215930 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 161434 + ... + 164186.
It is an arithmetic number, because the mean of its divisors is an integer number (12781314).
Almost surely, 2448215930 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 448215930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (613503072).
448215930 is an abundant number, since it is smaller than the sum of its proper divisors (778790214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
448215930 is a wasteful number, since it uses less digits than its factorization.
448215930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2842 (or 2830 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 448215930 is about 21171.1107408185. The cubic root of 448215930 is about 765.2953876581.
The spelling of 448215930 in words is "four hundred forty-eight million, two hundred fifteen thousand, nine hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •