Base | Representation |
---|---|
bin | 11100100110110010… |
… | …000111010000011000 |
3 | 2221021121112010120101 |
4 | 130212302013100120 |
5 | 1000401123122300 |
6 | 22035510305144 |
7 | 2135104644112 |
oct | 344662072030 |
9 | 87247463511 |
10 | 30715442200 |
11 | 12032080383 |
12 | 5b526581b4 |
13 | 2b86680191 |
14 | 16b54823b2 |
15 | beb84bb6a |
hex | 726c87418 |
30715442200 has 48 divisors (see below), whose sum is σ = 71679006000. Its totient is φ = 12240481920.
The previous prime is 30715442159. The next prime is 30715442203. The reversal of 30715442200 is 224451703.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30715442203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231660 + ... + 339259.
It is an arithmetic number, because the mean of its divisors is an integer number (1493312625).
Almost surely, 230715442200 is an apocalyptic number.
It is an amenable number.
30715442200 is an abundant number, since it is smaller than the sum of its proper divisors (40963563800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30715442200 is a wasteful number, since it uses less digits than its factorization.
30715442200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 571204 (or 571195 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 28.
Adding to 30715442200 its reverse (224451703), we get a palindrome (30939893903).
The spelling of 30715442200 in words is "thirty billion, seven hundred fifteen million, four hundred forty-two thousand, two hundred".
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