Base | Representation |
---|---|
bin | 1110010010111000010101… |
… | …11111010110110111010001 |
3 | 11010022011100200111001212011 |
4 | 13021130022333112313101 |
5 | 13110012440301122210 |
6 | 150505021305302521 |
7 | 6423051562323331 |
oct | 711341277266721 |
9 | 133264320431764 |
10 | 31435050020305 |
11 | a01a591254378 |
12 | 36383a6794a41 |
13 | 147040a7314b9 |
14 | 7a96709a30c1 |
15 | 397a70099d8a |
hex | 1c970afd6dd1 |
31435050020305 has 32 divisors (see below), whose sum is σ = 38122160993280. Its totient is φ = 24882559884480.
The previous prime is 31435050020299. The next prime is 31435050020371. The reversal of 31435050020305 is 50302005053413.
It is not a de Polignac number, because 31435050020305 - 225 = 31435016465873 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1989174534 + ... + 1989190336.
It is an arithmetic number, because the mean of its divisors is an integer number (1191317531040).
Almost surely, 231435050020305 is an apocalyptic number.
It is an amenable number.
31435050020305 is a deficient number, since it is larger than the sum of its proper divisors (6687110972975).
31435050020305 is a wasteful number, since it uses less digits than its factorization.
31435050020305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25461.
The product of its (nonzero) digits is 27000, while the sum is 31.
Adding to 31435050020305 its reverse (50302005053413), we get a palindrome (81737055073718).
The spelling of 31435050020305 in words is "thirty-one trillion, four hundred thirty-five billion, fifty million, twenty thousand, three hundred five".
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