Base | Representation |
---|---|
bin | 11100011011001001… |
… | …001001000010001000 |
3 | 2220210000001101001102 |
4 | 130123021021002020 |
5 | 1000001124332300 |
6 | 22004252440532 |
7 | 2130214004366 |
oct | 343311110210 |
9 | 86700041042 |
10 | 30520152200 |
11 | 11a4191508a |
12 | 5ab9179148 |
13 | 2b55084975 |
14 | 1697568636 |
15 | bd96230d5 |
hex | 71b249088 |
30520152200 has 48 divisors (see below), whose sum is σ = 74694066000. Its totient is φ = 11565529920.
The previous prime is 30520152167. The next prime is 30520152211. The reversal of 30520152200 is 225102503.
It is a super-2 number, since 2×305201522002 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
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, 4012010 + ... + 4019609.
It is an arithmetic number, because the mean of its divisors is an integer number (1556126375).
Almost surely, 230520152200 is an apocalyptic number.
It is an amenable number.
30520152200 is an abundant number, since it is smaller than the sum of its proper divisors (44173913800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30520152200 is a wasteful number, since it uses less digits than its factorization.
30520152200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8031654 (or 8031645 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 20.
Adding to 30520152200 its reverse (225102503), we get a palindrome (30745254703).
The spelling of 30520152200 in words is "thirty billion, five hundred twenty million, one hundred fifty-two thousand, two hundred".
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