Base | Representation |
---|---|
bin | 1110000010011001011100… |
… | …11101011011101011010011 |
3 | 11001022000112102201212122211 |
4 | 13001030232131123223103 |
5 | 13021223104103030302 |
6 | 145352520033012551 |
7 | 6334122252560152 |
oct | 701145635335323 |
9 | 131260472655584 |
10 | 30868709423827 |
11 | 99213897a6940 |
12 | 35666903b4157 |
13 | 142bba3347812 |
14 | 78a0a6b7b599 |
15 | 387e7524dad7 |
hex | 1c132e75bad3 |
30868709423827 has 16 divisors (see below), whose sum is σ = 33689909659392. Its totient is φ = 28050003465120.
The previous prime is 30868709423803. The next prime is 30868709423947. The reversal of 30868709423827 is 72832490786803.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30868709423827 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30868709424827) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 370784868 + ... + 370868110.
It is an arithmetic number, because the mean of its divisors is an integer number (2105619353712).
Almost surely, 230868709423827 is an apocalyptic number.
30868709423827 is a deficient number, since it is larger than the sum of its proper divisors (2821200235565).
30868709423827 is a wasteful number, since it uses less digits than its factorization.
30868709423827 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97818.
The product of its (nonzero) digits is 195084288, while the sum is 67.
The spelling of 30868709423827 in words is "thirty trillion, eight hundred sixty-eight billion, seven hundred nine million, four hundred twenty-three thousand, eight hundred twenty-seven".
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