Base | Representation |
---|---|
bin | 1011101100101110… |
… | …1100011100110000 |
3 | 22002212020002211210 |
4 | 2323023230130300 |
5 | 22412420430130 |
6 | 1235341440120 |
7 | 140552000553 |
oct | 27313543460 |
9 | 8085202753 |
10 | 3140405040 |
11 | 1371749873 |
12 | 737870040 |
13 | 3b0804046 |
14 | 21b11469a |
15 | 135a7a5b0 |
hex | bb2ec730 |
3140405040 has 80 divisors (see below), whose sum is σ = 9741564000. Its totient is φ = 836898816.
The previous prime is 3140405033. The next prime is 3140405057. The reversal of 3140405040 is 405040413.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 3140404998 and 3140405016.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 483736 + ... + 490184.
It is an arithmetic number, because the mean of its divisors is an integer number (121769550).
Almost surely, 23140405040 is an apocalyptic number.
3140405040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3140405040 is an abundant number, since it is smaller than the sum of its proper divisors (6601158960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3140405040 is a wasteful number, since it uses less digits than its factorization.
3140405040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8494 (or 8488 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 3140405040 is about 56039.3169123250. The cubic root of 3140405040 is about 1464.4073114941.
Adding to 3140405040 its reverse (405040413), we get a palindrome (3545445453).
The spelling of 3140405040 in words is "three billion, one hundred forty million, four hundred five thousand, forty".
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