Base | Representation |
---|---|
bin | 11100001110001011… |
… | …000011100111100100 |
3 | 2220012211121001122012 |
4 | 130032023003213210 |
5 | 444024423104000 |
6 | 21530520453352 |
7 | 2121632300165 |
oct | 341613034744 |
9 | 86184531565 |
10 | 30302550500 |
11 | 1193aaaa772 |
12 | 5a5831a258 |
13 | 2b1bc76a71 |
14 | 16766c376c |
15 | bc548d735 |
hex | 70e2c39e4 |
30302550500 has 72 divisors (see below), whose sum is σ = 66688014120. Its totient is φ = 12028819200.
The previous prime is 30302550497. The next prime is 30302550547. The reversal of 30302550500 is 505520303.
It is a happy number.
It can be written as a sum of positive squares in 12 ways, for example, as 21807610276 + 8494940224 = 147674^2 + 92168^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9382886 + ... + 9386114.
Almost surely, 230302550500 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 30302550500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33344007060).
30302550500 is an abundant number, since it is smaller than the sum of its proper divisors (36385463620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30302550500 is a wasteful number, since it uses less digits than its factorization.
30302550500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3522 (or 3373 counting only the distinct ones).
The product of its (nonzero) digits is 2250, while the sum is 23.
The spelling of 30302550500 in words is "thirty billion, three hundred two million, five hundred fifty thousand, five hundred".
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