Base | Representation |
---|---|
bin | 11100101100001010… |
… | …011110100010011010 |
3 | 2221111220101110201001 |
4 | 130230022132202122 |
5 | 1001042230340343 |
6 | 22052453215214 |
7 | 2140252154314 |
oct | 345412364232 |
9 | 87456343631 |
10 | 30805715098 |
11 | 12079028784 |
12 | 5b7893150a |
13 | 2b9c2993b2 |
14 | 16c34607b4 |
15 | c0472e44d |
hex | 72c29e89a |
30805715098 has 8 divisors (see below), whose sum is σ = 46242528660. Its totient is φ = 15391538880.
The previous prime is 30805715069. The next prime is 30805715107. The reversal of 30805715098 is 89051750803.
It can be written as a sum of positive squares in 2 ways, for example, as 28094117769 + 2711597329 = 167613^2 + 52073^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5655933 + ... + 5661376.
Almost surely, 230805715098 is an apocalyptic number.
30805715098 is a deficient number, since it is larger than the sum of its proper divisors (15436813562).
30805715098 is a wasteful number, since it uses less digits than its factorization.
30805715098 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11318672.
The product of its (nonzero) digits is 302400, while the sum is 46.
The spelling of 30805715098 in words is "thirty billion, eight hundred five million, seven hundred fifteen thousand, ninety-eight".
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