Base | Representation |
---|---|
bin | 11100011001001001… |
… | …100110100001010110 |
3 | 2220200200010202201002 |
4 | 130121021212201112 |
5 | 444414044443200 |
6 | 22001100103302 |
7 | 2126326555241 |
oct | 343111464126 |
9 | 86620122632 |
10 | 30486718550 |
11 | 11a24a59972 |
12 | 5aa9b34b32 |
13 | 2b4b179b42 |
14 | 1692d44258 |
15 | bd671bbd5 |
hex | 719266856 |
30486718550 has 24 divisors (see below), whose sum is σ = 57551650536. Its totient is φ = 12012675840.
The previous prime is 30486718547. The next prime is 30486718601. The reversal of 30486718550 is 5581768403.
It is a junction number, because it is equal to n+sod(n) for n = 30486718495 and 30486718504.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4546907 + ... + 4553606.
It is an arithmetic number, because the mean of its divisors is an integer number (2397985439).
Almost surely, 230486718550 is an apocalyptic number.
30486718550 is a deficient number, since it is larger than the sum of its proper divisors (27064931986).
30486718550 is a wasteful number, since it uses less digits than its factorization.
30486718550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9100592 (or 9100587 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 47.
The spelling of 30486718550 in words is "thirty billion, four hundred eighty-six million, seven hundred eighteen thousand, five hundred fifty".
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