Base | Representation |
---|---|
bin | 11100001100111110… |
… | …100000110100010001 |
3 | 2220011102211121221212 |
4 | 130030332200310101 |
5 | 444004304010014 |
6 | 21524522425505 |
7 | 2121266606210 |
oct | 341476406421 |
9 | 86142747855 |
10 | 30282485009 |
11 | 1192a745217 |
12 | 5a51662295 |
13 | 2b17a6c8aa |
14 | 1673b7d077 |
15 | bc382823e |
hex | 70cfa0d11 |
30282485009 has 32 divisors (see below), whose sum is σ = 37689822720. Its totient is φ = 23759188992.
The previous prime is 30282485003. The next prime is 30282485047. The reversal of 30282485009 is 90058428203.
It is not a de Polignac number, because 30282485009 - 24 = 30282484993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30282485003) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 498899 + ... + 556295.
It is an arithmetic number, because the mean of its divisors is an integer number (1177806960).
Almost surely, 230282485009 is an apocalyptic number.
It is an amenable number.
30282485009 is a deficient number, since it is larger than the sum of its proper divisors (7407337711).
30282485009 is a wasteful number, since it uses less digits than its factorization.
30282485009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57569.
The product of its (nonzero) digits is 138240, while the sum is 41.
The spelling of 30282485009 in words is "thirty billion, two hundred eighty-two million, four hundred eighty-five thousand, nine".
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