Base | Representation |
---|---|
bin | 100000010100011… |
… | …001011111001100 |
3 | 1101210021112112010 |
4 | 200110121133030 |
5 | 2102301440223 |
6 | 125445341220 |
7 | 16302531021 |
oct | 4024313714 |
9 | 1353245463 |
10 | 542218188 |
11 | 259082606 |
12 | 131707810 |
13 | 88447485 |
14 | 52025548 |
15 | 32907393 |
hex | 205197cc |
542218188 has 36 divisors (see below), whose sum is σ = 1273366248. Its totient is φ = 179573760.
The previous prime is 542218151. The next prime is 542218207. The reversal of 542218188 is 881812245.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 1252020 + ... + 1252452.
Almost surely, 2542218188 is an apocalyptic number.
It is an amenable number.
542218188 is an abundant number, since it is smaller than the sum of its proper divisors (731148060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542218188 is a wasteful number, since it uses less digits than its factorization.
542218188 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1114 (or 679 counting only the distinct ones).
The product of its digits is 40960, while the sum is 39.
The square root of 542218188 is about 23285.5789706848. The cubic root of 542218188 is about 815.4387781193.
The spelling of 542218188 in words is "five hundred forty-two million, two hundred eighteen thousand, one hundred eighty-eight".
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