Base | Representation |
---|---|
bin | 1001001111001010111001… |
… | …01011101101100011000011 |
3 | 2122220211222221020121100200 |
4 | 10213211130223231203003 |
5 | 10130244402024233121 |
6 | 111111225123420243 |
7 | 4164345402215103 |
oct | 447453453554303 |
9 | 78824887217320 |
10 | 20312455305411 |
11 | 6521511525675 |
12 | 2340834224683 |
13 | b445c16b0939 |
14 | 5031b165b203 |
15 | 253590c50a26 |
hex | 12795caed8c3 |
20312455305411 has 24 divisors (see below), whose sum is σ = 31652261110080. Its totient is φ = 12504596971776.
The previous prime is 20312455305407. The next prime is 20312455305421. The reversal of 20312455305411 is 11450355421302.
20312455305411 is a `hidden beast` number, since 2 + 0 + 31 + 2 + 4 + 55 + 30 + 541 + 1 = 666.
It is not a de Polignac number, because 20312455305411 - 22 = 20312455305407 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20312455305421) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1252455531 + ... + 1252471748.
It is an arithmetic number, because the mean of its divisors is an integer number (1318844212920).
Almost surely, 220312455305411 is an apocalyptic number.
20312455305411 is a deficient number, since it is larger than the sum of its proper divisors (11339805804669).
20312455305411 is a wasteful number, since it uses less digits than its factorization.
20312455305411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2504927355 (or 2504927352 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 36.
The spelling of 20312455305411 in words is "twenty trillion, three hundred twelve billion, four hundred fifty-five million, three hundred five thousand, four hundred eleven".
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