Base | Representation |
---|---|
bin | 100111111111010100… |
… | …000111110111001000 |
3 | 11002211102202002011010 |
4 | 213333110013313020 |
5 | 1200414132431244 |
6 | 31420414003520 |
7 | 3050022300333 |
oct | 477724076710 |
9 | 132742662133 |
10 | 42938170824 |
11 | 1723452929a |
12 | 83a3aa65a0 |
13 | 40839c9393 |
14 | 21148bb61a |
15 | 11b4915eb9 |
hex | 9ff507dc8 |
42938170824 has 16 divisors (see below), whose sum is σ = 107345427120. Its totient is φ = 14312723600.
The previous prime is 42938170783. The next prime is 42938170861. The reversal of 42938170824 is 42807183924.
It is a super-2 number, since 2×429381708242 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 894545202 + ... + 894545249.
It is an arithmetic number, because the mean of its divisors is an integer number (6709089195).
Almost surely, 242938170824 is an apocalyptic number.
It is an amenable number.
42938170824 is an abundant number, since it is smaller than the sum of its proper divisors (64407256296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42938170824 is a wasteful number, since it uses less digits than its factorization.
42938170824 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1789090460 (or 1789090456 counting only the distinct ones).
The product of its (nonzero) digits is 774144, while the sum is 48.
The spelling of 42938170824 in words is "forty-two billion, nine hundred thirty-eight million, one hundred seventy thousand, eight hundred twenty-four".
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