Base | Representation |
---|---|
bin | 1000011101100000… |
… | …10101101011011111 |
3 | 102201120112221000122 |
4 | 10032300111223133 |
5 | 33300341120111 |
6 | 2030425545155 |
7 | 220365532430 |
oct | 41660255337 |
9 | 12646487018 |
10 | 4542520031 |
11 | 1a21152595 |
12 | a693451bb |
13 | 57514339a |
14 | 311417487 |
15 | 1b8bdbcdb |
hex | 10ec15adf |
4542520031 has 8 divisors (see below), whose sum is σ = 5253999744. Its totient is φ = 3846677400.
The previous prime is 4542520013. The next prime is 4542520051. The reversal of 4542520031 is 1300252454.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 4542520031 - 230 = 3468778207 is a prime.
It is a super-2 number, since 2×45425200312 = 41268976464072481922, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4542520051) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3908645 + ... + 3909806.
It is an arithmetic number, because the mean of its divisors is an integer number (656749968).
Almost surely, 24542520031 is an apocalyptic number.
4542520031 is a deficient number, since it is larger than the sum of its proper divisors (711479713).
4542520031 is an equidigital number, since it uses as much as digits as its factorization.
4542520031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7818541.
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 4542520031 is about 67398.2197910301. The cubic root of 4542520031 is about 1656.1472597649.
Adding to 4542520031 its reverse (1300252454), we get a palindrome (5842772485).
It can be divided in two parts, 45425 and 20031, that added together give a palindrome (65456).
The spelling of 4542520031 in words is "four billion, five hundred forty-two million, five hundred twenty thousand, thirty-one".
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