Base | Representation |
---|---|
bin | 11100011010010000… |
… | …010000001010111000 |
3 | 2220201221222201021222 |
4 | 130122100100022320 |
5 | 444433320123344 |
6 | 22003001051212 |
7 | 2126643153335 |
oct | 343220201270 |
9 | 86657881258 |
10 | 30505239224 |
11 | 11a34459809 |
12 | 5ab4186b08 |
13 | 2b51c62b15 |
14 | 16955a598c |
15 | bd81795ee |
hex | 71a4102b8 |
30505239224 has 32 divisors (see below), whose sum is σ = 58543803120. Its totient is φ = 14893756416.
The previous prime is 30505239223. The next prime is 30505239239. The reversal of 30505239224 is 42293250503.
It is a super-2 number, since 2×305052392242 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30505239223) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 1488632 + ... + 1508984.
Almost surely, 230505239224 is an apocalyptic number.
It is an amenable number.
30505239224 is a deficient number, since it is larger than the sum of its proper divisors (28038563896).
30505239224 is a wasteful number, since it uses less digits than its factorization.
30505239224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24759 (or 24755 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 35.
Adding to 30505239224 its reverse (42293250503), we get a palindrome (72798489727).
The spelling of 30505239224 in words is "thirty billion, five hundred five million, two hundred thirty-nine thousand, two hundred twenty-four".
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