Base | Representation |
---|---|
bin | 111010110000… |
… | …1000111100010 |
3 | 2010222010120102 |
4 | 1311201013202 |
5 | 30341301443 |
6 | 3020142402 |
7 | 522564602 |
oct | 165410742 |
9 | 63863512 |
10 | 30806498 |
11 | 16431418 |
12 | a397a02 |
13 | 64c80c8 |
14 | 413cc02 |
15 | 2a87cb8 |
hex | 1d611e2 |
30806498 has 16 divisors (see below), whose sum is σ = 48867840. Its totient is φ = 14541600.
The previous prime is 30806491. The next prime is 30806507. The reversal of 30806498 is 89460803.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30806491) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3518 + ... + 8601.
It is an arithmetic number, because the mean of its divisors is an integer number (3054240).
Almost surely, 230806498 is an apocalyptic number.
30806498 is a deficient number, since it is larger than the sum of its proper divisors (18061342).
30806498 is a wasteful number, since it uses less digits than its factorization.
30806498 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12193.
The product of its (nonzero) digits is 41472, while the sum is 38.
The square root of 30806498 is about 5550.3601684936. The cubic root of 30806498 is about 313.4830839440.
The spelling of 30806498 in words is "thirty million, eight hundred six thousand, four hundred ninety-eight".
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