Base | Representation |
---|---|
bin | 100000010011100… |
… | …101111011100101 |
3 | 1101202212210211211 |
4 | 200103211323211 |
5 | 2102223211023 |
6 | 125441031421 |
7 | 16300661242 |
oct | 4023457345 |
9 | 1352783754 |
10 | 542007013 |
11 | 258a48989 |
12 | 131625571 |
13 | 883a2312 |
14 | 51dac5c9 |
15 | 328b4a0d |
hex | 204e5ee5 |
542007013 has 4 divisors (see below), whose sum is σ = 560696940. Its totient is φ = 523317088.
The previous prime is 542007001. The next prime is 542007031. The reversal of 542007013 is 310700245.
542007013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 90954369 + 451052644 = 9537^2 + 21238^2 .
It is a cyclic number.
It is not a de Polignac number, because 542007013 - 217 = 541875941 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 (542007083) 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, 9344920 + ... + 9344977.
It is an arithmetic number, because the mean of its divisors is an integer number (140174235).
Almost surely, 2542007013 is an apocalyptic number.
It is an amenable number.
542007013 is a deficient number, since it is larger than the sum of its proper divisors (18689927).
542007013 is a wasteful number, since it uses less digits than its factorization.
542007013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18689926.
The product of its (nonzero) digits is 840, while the sum is 22.
The square root of 542007013 is about 23281.0440702302. The cubic root of 542007013 is about 815.3329027553.
Adding to 542007013 its reverse (310700245), we get a palindrome (852707258).
The spelling of 542007013 in words is "five hundred forty-two million, seven thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.120 sec. • engine limits •