Base | Representation |
---|---|
bin | 100000010011100… |
… | …110111101011110 |
3 | 1101202220000122000 |
4 | 200103212331132 |
5 | 2102223324410 |
6 | 125441103130 |
7 | 16301006445 |
oct | 4023467536 |
9 | 1352800560 |
10 | 542011230 |
11 | 258a51072 |
12 | 131627aa6 |
13 | 883a4207 |
14 | 51dadd5c |
15 | 328b5dc0 |
hex | 204e6f5e |
542011230 has 64 divisors (see below), whose sum is σ = 1469102400. Its totient is φ = 142162560.
The previous prime is 542011213. The next prime is 542011237. The reversal of 542011230 is 32110245.
542011230 is a `hidden beast` number, since 5 + 420 + 11 + 230 = 666.
It is a super-2 number, since 2×5420112302 = 587552346892225800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (542011237) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16 + ... + 32924.
It is an arithmetic number, because the mean of its divisors is an integer number (22954725).
Almost surely, 2542011230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 542011230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (734551200).
542011230 is an abundant number, since it is smaller than the sum of its proper divisors (927091170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542011230 is a wasteful number, since it uses less digits than its factorization.
542011230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32986 (or 32980 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 542011230 is about 23281.1346372981. The cubic root of 542011230 is about 815.3350172728.
Adding to 542011230 its reverse (32110245), we get a palindrome (574121475).
The spelling of 542011230 in words is "five hundred forty-two million, eleven thousand, two hundred thirty".
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