Base | Representation |
---|---|
bin | 111001010011… |
… | …0011111000100 |
3 | 2002112021221121 |
4 | 1302212133010 |
5 | 30142321202 |
6 | 2551523324 |
7 | 513232105 |
oct | 162463704 |
9 | 62467847 |
10 | 30042052 |
11 | 15a5a047 |
12 | a089544 |
13 | 62bb181 |
14 | 3dc03ac |
15 | 2986537 |
hex | 1ca67c4 |
30042052 has 12 divisors (see below), whose sum is σ = 52804780. Its totient is φ = 14954976.
The previous prime is 30042049. The next prime is 30042101. The reversal of 30042052 is 25024003.
It can be written as a sum of positive squares in 2 ways, for example, as 29224836 + 817216 = 5406^2 + 904^2 .
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 3 ways as a sum of consecutive naturals, for example, 15483 + ... + 17314.
Almost surely, 230042052 is an apocalyptic number.
It is an amenable number.
30042052 is a deficient number, since it is larger than the sum of its proper divisors (22762728).
30042052 is a wasteful number, since it uses less digits than its factorization.
30042052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33030 (or 33028 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 16.
The square root of 30042052 is about 5481.0630355799. The cubic root of 30042052 is about 310.8683665245.
Adding to 30042052 its reverse (25024003), we get a palindrome (55066055).
The spelling of 30042052 in words is "thirty million, forty-two thousand, fifty-two", and thus it is an eban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •