Base | Representation |
---|---|
bin | 1101110100100001101111… |
… | …00100001000111011001110 |
3 | 10222121110101011011122210100 |
4 | 12322100313210020323032 |
5 | 12440421030411311433 |
6 | 144345540400551530 |
7 | 6254521041302340 |
oct | 672206744107316 |
9 | 128543334148710 |
10 | 30392120807118 |
11 | 97582539691a4 |
12 | 34aa2439225a6 |
13 | 13c5c70584885 |
14 | 770db4d31290 |
15 | 37a87eadbb13 |
hex | 1ba437908ece |
30392120807118 has 96 divisors (see below), whose sum is σ = 79579054743552. Its totient is φ = 8198391542400.
The previous prime is 30392120807107. The next prime is 30392120807129. The reversal of 30392120807118 is 81170802129303.
30392120807118 is a `hidden beast` number, since 303 + 9 + 21 + 208 + 0 + 7 + 118 = 666.
It is an interprime number because it is at equal distance from previous prime (30392120807107) and next prime (30392120807129).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94728646 + ... + 95048937.
It is an arithmetic number, because the mean of its divisors is an integer number (828948486912).
Almost surely, 230392120807118 is an apocalyptic number.
30392120807118 is an abundant number, since it is smaller than the sum of its proper divisors (49186933936434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30392120807118 is a wasteful number, since it uses less digits than its factorization.
30392120807118 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189777670 (or 189777667 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 45.
The spelling of 30392120807118 in words is "thirty trillion, three hundred ninety-two billion, one hundred twenty million, eight hundred seven thousand, one hundred eighteen".
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