Base | Representation |
---|---|
bin | 11011111100001000… |
… | …111100001101011000 |
3 | 2212102202022012120110 |
4 | 123330020330031120 |
5 | 442420000142401 |
6 | 21440512124320 |
7 | 2111266562163 |
oct | 337410741530 |
9 | 85382265513 |
10 | 30000005976 |
11 | 117a5248576 |
12 | 5992b366a0 |
13 | 2aa1397a35 |
14 | 164844aada |
15 | ba8b2a9d6 |
hex | 6fc23c358 |
30000005976 has 16 divisors (see below), whose sum is σ = 75000015000. Its totient is φ = 10000001984.
The previous prime is 30000005957. The next prime is 30000005993. The reversal of 30000005976 is 67950000003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 625000101 + ... + 625000148.
Almost surely, 230000005976 is an apocalyptic number.
It is an amenable number.
30000005976 is an abundant number, since it is smaller than the sum of its proper divisors (45000009024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30000005976 is a wasteful number, since it uses less digits than its factorization.
30000005976 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1250000258 (or 1250000254 counting only the distinct ones).
The product of its (nonzero) digits is 5670, while the sum is 30.
Adding to 30000005976 its reverse (67950000003), we get a palindrome (97950005979).
The spelling of 30000005976 in words is "thirty billion, five thousand, nine hundred seventy-six".
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