Base | Representation |
---|---|
bin | 100111011011101010… |
… | …011111011000001100 |
3 | 11001021202021121212011 |
4 | 213123222133120030 |
5 | 1143203023221130 |
6 | 31241210151004 |
7 | 3026140345150 |
oct | 473352373014 |
9 | 131252247764 |
10 | 42340054540 |
11 | 16a57947713 |
12 | 8257722464 |
13 | 3cb9b10014 |
14 | 20992a5060 |
15 | 117c16b52a |
hex | 9dba9f60c |
42340054540 has 24 divisors (see below), whose sum is σ = 101616131232. Its totient is φ = 14516590080.
The previous prime is 42340054529. The next prime is 42340054717. The reversal of 42340054540 is 4545004324.
It is a super-2 number, since 2×423400545402 (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 7 ways as a sum of consecutive naturals, for example, 151214341 + ... + 151214620.
It is an arithmetic number, because the mean of its divisors is an integer number (4234005468).
Almost surely, 242340054540 is an apocalyptic number.
It is an amenable number.
42340054540 is an abundant number, since it is smaller than the sum of its proper divisors (59276076692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42340054540 is a wasteful number, since it uses less digits than its factorization.
42340054540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 302428977 (or 302428975 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 31.
Adding to 42340054540 its reverse (4545004324), we get a palindrome (46885058864).
The spelling of 42340054540 in words is "forty-two billion, three hundred forty million, fifty-four thousand, five hundred forty".
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