Base | Representation |
---|---|
bin | 1000011101010001… |
… | …10011100001110100 |
3 | 102201102211120222112 |
4 | 10032220303201310 |
5 | 33244334421030 |
6 | 2030315350152 |
7 | 220342665635 |
oct | 41650634164 |
9 | 12642746875 |
10 | 4540545140 |
11 | 1a2002384a |
12 | a68752358 |
13 | 574901501 |
14 | 31106188c |
15 | 1b894ba95 |
hex | 10ea33874 |
4540545140 has 48 divisors (see below), whose sum is σ = 10178421120. Its totient is φ = 1696383360.
The previous prime is 4540545137. The next prime is 4540545209. The reversal of 4540545140 is 415450454.
It is a junction number, because it is equal to n+sod(n) for n = 4540545097 and 4540545106.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57167 + ... + 111126.
It is an arithmetic number, because the mean of its divisors is an integer number (212050440).
Almost surely, 24540545140 is an apocalyptic number.
It is an amenable number.
4540545140 is an abundant number, since it is smaller than the sum of its proper divisors (5637875980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4540545140 is a wasteful number, since it uses less digits than its factorization.
4540545140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 168392 (or 168390 counting only the distinct ones).
The product of its (nonzero) digits is 32000, while the sum is 32.
The square root of 4540545140 is about 67383.5672846132. The cubic root of 4540545140 is about 1655.9072179380.
Adding to 4540545140 its reverse (415450454), we get a palindrome (4955995594).
The spelling of 4540545140 in words is "four billion, five hundred forty million, five hundred forty-five thousand, one hundred forty".
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