Base | Representation |
---|---|
bin | 100000010011111… |
… | …101010000001101 |
3 | 1101210001122212220 |
4 | 200103331100031 |
5 | 2102234240131 |
6 | 125443045553 |
7 | 16301536611 |
oct | 4023752015 |
9 | 1353048786 |
10 | 542102541 |
11 | 259003732 |
12 | 1316708b9 |
13 | 88406946 |
14 | 51dd5341 |
15 | 328d2e96 |
hex | 204fd40d |
542102541 has 16 divisors (see below), whose sum is σ = 729665664. Its totient is φ = 357986304.
The previous prime is 542102513. The next prime is 542102543. The reversal of 542102541 is 145201245.
It is a de Polignac number, because none of the positive numbers 2k-542102541 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (542102543) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155085 + ... + 158541.
It is an arithmetic number, because the mean of its divisors is an integer number (45604104).
Almost surely, 2542102541 is an apocalyptic number.
It is an amenable number.
542102541 is a deficient number, since it is larger than the sum of its proper divisors (187563123).
542102541 is a wasteful number, since it uses less digits than its factorization.
542102541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3940.
The product of its (nonzero) digits is 1600, while the sum is 24.
The square root of 542102541 is about 23283.0956060400. The cubic root of 542102541 is about 815.3808003804.
Adding to 542102541 its reverse (145201245), we get a palindrome (687303786).
The spelling of 542102541 in words is "five hundred forty-two million, one hundred two thousand, five hundred forty-one".
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