Base | Representation |
---|---|
bin | 1110000010000000011100… |
… | …00011010011110100100001 |
3 | 11001020201212120102021002210 |
4 | 13001000032003103310201 |
5 | 13021013103341144410 |
6 | 145342415331032333 |
7 | 6333135423305343 |
oct | 701001603236441 |
9 | 131221776367083 |
10 | 30855280803105 |
11 | 9916718688390 |
12 | 3563b6313b6a9 |
13 | 142a8432232b5 |
14 | 78959151b293 |
15 | 38793b383220 |
hex | 1c100e0d3d21 |
30855280803105 has 16 divisors (see below), whose sum is σ = 53856490129344. Its totient is φ = 14960136146880.
The previous prime is 30855280803047. The next prime is 30855280803107. The reversal of 30855280803105 is 50130808255803.
It is not a de Polignac number, because 30855280803105 - 225 = 30855247248673 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30855280803107) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 93500850754 + ... + 93500851083.
It is an arithmetic number, because the mean of its divisors is an integer number (3366030633084).
Almost surely, 230855280803105 is an apocalyptic number.
It is an amenable number.
30855280803105 is a deficient number, since it is larger than the sum of its proper divisors (23001209326239).
30855280803105 is a wasteful number, since it uses less digits than its factorization.
30855280803105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 187001701856.
The product of its (nonzero) digits is 1152000, while the sum is 48.
The spelling of 30855280803105 in words is "thirty trillion, eight hundred fifty-five billion, two hundred eighty million, eight hundred three thousand, one hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •