Base | Representation |
---|---|
bin | 100000001100001… |
… | …110000010011111 |
3 | 1101122020121110001 |
4 | 200030032002133 |
5 | 2101224333033 |
6 | 125331355131 |
7 | 16245361120 |
oct | 4014160237 |
9 | 1348217401 |
10 | 540074143 |
11 | 257948774 |
12 | 130a52aa7 |
13 | 87b765cb |
14 | 51a28047 |
15 | 32631e7d |
hex | 2030e09f |
540074143 has 4 divisors (see below), whose sum is σ = 617227600. Its totient is φ = 462920688.
The previous prime is 540074137. The next prime is 540074239. The reversal of 540074143 is 341470045.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 540074143 - 221 = 537976991 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (540074543) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38576718 + ... + 38576731.
It is an arithmetic number, because the mean of its divisors is an integer number (154306900).
Almost surely, 2540074143 is an apocalyptic number.
540074143 is a deficient number, since it is larger than the sum of its proper divisors (77153457).
540074143 is an equidigital number, since it uses as much as digits as its factorization.
540074143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77153456.
The product of its (nonzero) digits is 6720, while the sum is 28.
The square root of 540074143 is about 23239.4953258456. The cubic root of 540074143 is about 814.3625527294.
The spelling of 540074143 in words is "five hundred forty million, seventy-four thousand, one hundred forty-three".
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