Base | Representation |
---|---|
bin | 11100000010000110… |
… | …100000101000001001 |
3 | 2212200201112001111100 |
4 | 130002012200220021 |
5 | 443121102011014 |
6 | 21454444052013 |
7 | 2113623023235 |
oct | 340206405011 |
9 | 85621461440 |
10 | 30100032009 |
11 | 11846757613 |
12 | 5a00534009 |
13 | 2ab901a338 |
14 | 16578475c5 |
15 | bb27d8009 |
hex | 7021a0a09 |
30100032009 has 24 divisors (see below), whose sum is σ = 45799208000. Its totient is φ = 18996806880.
The previous prime is 30100031981. The next prime is 30100032037. The reversal of 30100032009 is 90023000103.
It is an interprime number because it is at equal distance from previous prime (30100031981) and next prime (30100032037).
It is not a de Polignac number, because 30100032009 - 219 = 30099507721 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30100031982 and 30100032000.
It is not an unprimeable number, because it can be changed into a prime (30100032409) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176319 + ... + 302139.
Almost surely, 230100032009 is an apocalyptic number.
It is an amenable number.
30100032009 is a deficient number, since it is larger than the sum of its proper divisors (15699175991).
30100032009 is a wasteful number, since it uses less digits than its factorization.
30100032009 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 127245 (or 127242 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
The spelling of 30100032009 in words is "thirty billion, one hundred million, thirty-two thousand, nine".
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