Base | Representation |
---|---|
bin | 100000010101011… |
… | …110011010100000 |
3 | 1101210210212210120 |
4 | 200111132122200 |
5 | 2102340004022 |
6 | 125455400240 |
7 | 16305115101 |
oct | 4025363240 |
9 | 1353725716 |
10 | 542500512 |
11 | 259255734 |
12 | 131823080 |
13 | 88515b28 |
14 | 5209a3a8 |
15 | 32960d5c |
hex | 2055e6a0 |
542500512 has 96 divisors (see below), whose sum is σ = 1473095232. Its totient is φ = 174680064.
The previous prime is 542500487. The next prime is 542500573. The reversal of 542500512 is 215005245.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 578508 + ... + 579444.
It is an arithmetic number, because the mean of its divisors is an integer number (15344742).
Almost surely, 2542500512 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 542500512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (736547616).
542500512 is an abundant number, since it is smaller than the sum of its proper divisors (930594720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542500512 is a wasteful number, since it uses less digits than its factorization.
542500512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1150 (or 1142 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 24.
The square root of 542500512 is about 23291.6403887747. The cubic root of 542500512 is about 815.5802820362.
Adding to 542500512 its reverse (215005245), we get a palindrome (757505757).
The spelling of 542500512 in words is "five hundred forty-two million, five hundred thousand, five hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •