Base | Representation |
---|---|
bin | 11010101110100… |
… | …110101000010101 |
3 | 1011020210022201200 |
4 | 122232212220111 |
5 | 1404244040334 |
6 | 112255143113 |
7 | 14053354653 |
oct | 3256465025 |
9 | 1136708650 |
10 | 448424469 |
11 | 21013aa39 |
12 | 106214a99 |
13 | 71b9782c |
14 | 437abdd3 |
15 | 2957b799 |
hex | 1aba6a15 |
448424469 has 6 divisors (see below), whose sum is σ = 647724246. Its totient is φ = 298949640.
The previous prime is 448424447. The next prime is 448424479. The reversal of 448424469 is 964424844.
It can be written as a sum of positive squares in only one way, i.e., 440370225 + 8054244 = 20985^2 + 2838^2 .
It is not a de Polignac number, because 448424469 - 224 = 431647253 is a prime.
It is a super-2 number, since 2×4484244692 = 402169008795863922, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (448424429) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24912462 + ... + 24912479.
It is an arithmetic number, because the mean of its divisors is an integer number (107954041).
Almost surely, 2448424469 is an apocalyptic number.
It is an amenable number.
448424469 is a deficient number, since it is larger than the sum of its proper divisors (199299777).
448424469 is a wasteful number, since it uses less digits than its factorization.
448424469 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49824947 (or 49824944 counting only the distinct ones).
The product of its digits is 884736, while the sum is 45.
The square root of 448424469 is about 21176.0352521429. The cubic root of 448424469 is about 765.4140575368.
The spelling of 448424469 in words is "four hundred forty-eight million, four hundred twenty-four thousand, four hundred sixty-nine".
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