Base | Representation |
---|---|
bin | 11010101101100… |
… | …001101011011100 |
3 | 1011020020222022111 |
4 | 122231201223130 |
5 | 1404211021134 |
6 | 112245123404 |
7 | 14051100400 |
oct | 3255415334 |
9 | 1136228274 |
10 | 448142044 |
11 | 20aa67829 |
12 | 1060b9564 |
13 | 71ac910c |
14 | 43737100 |
15 | 29522c64 |
hex | 1ab61adc |
448142044 has 36 divisors (see below), whose sum is σ = 933522744. Its totient is φ = 187590816.
The previous prime is 448142041. The next prime is 448142047. The reversal of 448142044 is 440241844.
It is an interprime number because it is at equal distance from previous prime (448142041) and next prime (448142047).
It is a junction number, because it is equal to n+sod(n) for n = 448141997 and 448142015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (448142041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18159 + ... + 35014.
Almost surely, 2448142044 is an apocalyptic number.
It is an amenable number.
448142044 is an abundant number, since it is smaller than the sum of its proper divisors (485380700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
448142044 is a wasteful number, since it uses less digits than its factorization.
448142044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53234 (or 53225 counting only the distinct ones).
The product of its (nonzero) digits is 16384, while the sum is 31.
The square root of 448142044 is about 21169.3656966854. The cubic root of 448142044 is about 765.2533337294.
Adding to 448142044 its reverse (440241844), we get a palindrome (888383888).
The spelling of 448142044 in words is "four hundred forty-eight million, one hundred forty-two thousand, forty-four".
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