Base | Representation |
---|---|
bin | 11100000001010010… |
… | …100100111011011001 |
3 | 2212122202220101202212 |
4 | 130001102210323121 |
5 | 443104110340022 |
6 | 21453240204505 |
7 | 2113366222526 |
oct | 340122447331 |
9 | 85582811685 |
10 | 30086418137 |
11 | 11839aa9286 |
12 | 59b7a69735 |
13 | 2ab62618a9 |
14 | 1655b0214d |
15 | bb14e93e2 |
hex | 7014a4ed9 |
30086418137 has 2 divisors, whose sum is σ = 30086418138. Its totient is φ = 30086418136.
The previous prime is 30086418133. The next prime is 30086418163. The reversal of 30086418137 is 73181468003.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 29948379136 + 138039001 = 173056^2 + 11749^2 .
It is a cyclic number.
It is not a de Polignac number, because 30086418137 - 22 = 30086418133 is a prime.
It is a super-3 number, since 3×300864181373 (a number of 32 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30086418094 and 30086418103.
It is not a weakly prime, because it can be changed into another prime (30086418133) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15043209068 + 15043209069.
It is an arithmetic number, because the mean of its divisors is an integer number (15043209069).
Almost surely, 230086418137 is an apocalyptic number.
It is an amenable number.
30086418137 is a deficient number, since it is larger than the sum of its proper divisors (1).
30086418137 is an equidigital number, since it uses as much as digits as its factorization.
30086418137 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 96768, while the sum is 41.
The spelling of 30086418137 in words is "thirty billion, eighty-six million, four hundred eighteen thousand, one hundred thirty-seven".
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