Base | Representation |
---|---|
bin | 100000010011110… |
… | …111111111110101 |
3 | 1101210000120100120 |
4 | 200103313333311 |
5 | 2102233043023 |
6 | 125442402153 |
7 | 16301420055 |
oct | 4023677765 |
9 | 1353016316 |
10 | 542081013 |
11 | 258a99541 |
12 | 131660359 |
13 | 883c9bc6 |
14 | 51dcb565 |
15 | 328cb8e3 |
hex | 204f7ff5 |
542081013 has 16 divisors (see below), whose sum is σ = 730631616. Its totient is φ = 357477120.
The previous prime is 542081011. The next prime is 542081053. The reversal of 542081013 is 310180245.
It is not a de Polignac number, because 542081013 - 21 = 542081011 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (542081011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130395 + ... + 134487.
It is an arithmetic number, because the mean of its divisors is an integer number (45664476).
Almost surely, 2542081013 is an apocalyptic number.
It is an amenable number.
542081013 is a deficient number, since it is larger than the sum of its proper divisors (188550603).
542081013 is a wasteful number, since it uses less digits than its factorization.
542081013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4564.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 542081013 is about 23282.6332917907. The cubic root of 542081013 is about 815.3700067581.
The spelling of 542081013 in words is "five hundred forty-two million, eighty-one thousand, thirteen".
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