Base | Representation |
---|---|
bin | 11100011000001110… |
… | …111001001110100110 |
3 | 2220122121011212202211 |
4 | 130120032321032212 |
5 | 444401130004203 |
6 | 21555350154034 |
7 | 2126052006640 |
oct | 343016711646 |
9 | 86577155684 |
10 | 30471328678 |
11 | 11a172a826a |
12 | 5aa495291a |
13 | 2b47c1bbcb |
14 | 1690c99890 |
15 | bd51cbc6d |
hex | 7183b93a6 |
30471328678 has 16 divisors (see below), whose sum is σ = 52295742720. Its totient is φ = 13044346056.
The previous prime is 30471328669. The next prime is 30471328681. The reversal of 30471328678 is 87682317403.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1220098 + ... + 1244821.
It is an arithmetic number, because the mean of its divisors is an integer number (3268483920).
Almost surely, 230471328678 is an apocalyptic number.
30471328678 is a deficient number, since it is larger than the sum of its proper divisors (21824414042).
30471328678 is a wasteful number, since it uses less digits than its factorization.
30471328678 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2465811.
The product of its (nonzero) digits is 1354752, while the sum is 49.
The spelling of 30471328678 in words is "thirty billion, four hundred seventy-one million, three hundred twenty-eight thousand, six hundred seventy-eight".
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