Base | Representation |
---|---|
bin | 100000001100001… |
… | …000110111111011 |
3 | 1101122012112102111 |
4 | 200030020313323 |
5 | 2101223143422 |
6 | 125331113151 |
7 | 16245242335 |
oct | 4014106773 |
9 | 1348175374 |
10 | 540052987 |
11 | 257933891 |
12 | 130a427b7 |
13 | 87b69aa6 |
14 | 51a20455 |
15 | 3262aa77 |
hex | 20308dfb |
540052987 has 4 divisors (see below), whose sum is σ = 550242720. Its totient is φ = 529863256.
The previous prime is 540052973. The next prime is 540053011. The reversal of 540052987 is 789250045.
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 540052987 - 227 = 405835259 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (540052907) 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, 5094787 + ... + 5094892.
It is an arithmetic number, because the mean of its divisors is an integer number (137560680).
Almost surely, 2540052987 is an apocalyptic number.
540052987 is a deficient number, since it is larger than the sum of its proper divisors (10189733).
540052987 is a wasteful number, since it uses less digits than its factorization.
540052987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10189732.
The product of its (nonzero) digits is 100800, while the sum is 40.
The square root of 540052987 is about 23239.0401479923. The cubic root of 540052987 is about 814.3519190789.
The spelling of 540052987 in words is "five hundred forty million, fifty-two thousand, nine hundred eighty-seven".
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