Base | Representation |
---|---|
bin | 11010101110100… |
… | …110000000010110 |
3 | 1011020210012012220 |
4 | 122232212000112 |
5 | 1404244000120 |
6 | 112255123210 |
7 | 14053344336 |
oct | 3256460026 |
9 | 1136705186 |
10 | 448421910 |
11 | 210139022 |
12 | 106213506 |
13 | 71b96611 |
14 | 437ab0c6 |
15 | 2957ab40 |
hex | 1aba6016 |
448421910 has 16 divisors (see below), whose sum is σ = 1076212656. Its totient is φ = 119579168.
The previous prime is 448421899. The next prime is 448421917. The reversal of 448421910 is 19124844.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (448421917) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7473669 + ... + 7473728.
It is an arithmetic number, because the mean of its divisors is an integer number (67263291).
Almost surely, 2448421910 is an apocalyptic number.
448421910 is an abundant number, since it is smaller than the sum of its proper divisors (627790746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
448421910 is a wasteful number, since it uses less digits than its factorization.
448421910 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14947407.
The product of its (nonzero) digits is 9216, while the sum is 33.
The square root of 448421910 is about 21175.9748299813. The cubic root of 448421910 is about 765.4126015515.
The spelling of 448421910 in words is "four hundred forty-eight million, four hundred twenty-one thousand, nine hundred ten".
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