Base | Representation |
---|---|
bin | 100111010001001000… |
… | …001010011001110001 |
3 | 11000211102122201200011 |
4 | 213101020022121301 |
5 | 1142322300033234 |
6 | 31211453254521 |
7 | 3021562665661 |
oct | 472110123161 |
9 | 130742581604 |
10 | 42163283569 |
11 | 16977090000 |
12 | 8208494441 |
13 | 3c8c2c9b04 |
14 | 207da0c1a1 |
15 | 116b89eb64 |
hex | 9d120a671 |
42163283569 has 15 divisors (see below), whose sum is σ = 46406670235. Its totient is φ = 38307670720.
The previous prime is 42163283563. The next prime is 42163283573. The reversal of 42163283569 is 96538236124.
The square root of 42163283569 is 205337.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 40588146225 + 1575137344 = 201465^2 + 39688^2 .
It is not a de Polignac number, because 42163283569 - 211 = 42163281521 is a prime.
It is a super-2 number, since 2×421632835692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42163283563) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 24844929 + ... + 24846625.
Almost surely, 242163283569 is an apocalyptic number.
42163283569 is the 205337-th square number.
42163283569 is the 102669-th centered octagonal number.
It is an amenable number.
42163283569 is a deficient number, since it is larger than the sum of its proper divisors (4243386666).
42163283569 is an frugal number, since it uses more digits than its factorization.
42163283569 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3438 (or 1708 counting only the distinct ones).
The product of its digits is 1866240, while the sum is 49.
Multiplying 42163283569 by its sum of digits (49), we get a square (2066000894881 = 14373592).
The spelling of 42163283569 in words is "forty-two billion, one hundred sixty-three million, two hundred eighty-three thousand, five hundred sixty-nine".
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