Base | Representation |
---|---|
bin | 101111110010011010… |
… | …010000110110110010 |
3 | 11220102222211221002200 |
4 | 233302122100312302 |
5 | 1320041233030224 |
6 | 35323333524030 |
7 | 3464356333305 |
oct | 576232206662 |
9 | 156388757080 |
10 | 51311611314 |
11 | 1a841081047 |
12 | 9b401a3616 |
13 | 4ab9711ab2 |
14 | 26aa9d4b3c |
15 | 1504aca5c9 |
hex | bf2690db2 |
51311611314 has 12 divisors (see below), whose sum is σ = 111175157886. Its totient is φ = 17103870432.
The previous prime is 51311611313. The next prime is 51311611327. The reversal of 51311611314 is 41311611315.
51311611314 is a `hidden beast` number, since 5 + 1 + 3 + 11 + 611 + 31 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 38920582089 + 12391029225 = 197283^2 + 111315^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (51311611313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1425322519 + ... + 1425322554.
Almost surely, 251311611314 is an apocalyptic number.
51311611314 is an abundant number, since it is smaller than the sum of its proper divisors (59863546572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51311611314 is a wasteful number, since it uses less digits than its factorization.
51311611314 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2850645081 (or 2850645078 counting only the distinct ones).
The product of its digits is 1080, while the sum is 27.
Subtracting from 51311611314 its reverse (41311611315), we obtain a palindrome (9999999999).
The spelling of 51311611314 in words is "fifty-one billion, three hundred eleven million, six hundred eleven thousand, three hundred fourteen".
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