Base | Representation |
---|---|
bin | 101111110011101111… |
… | …001011010100110000 |
3 | 11220111112201211111122 |
4 | 233303233023110300 |
5 | 1320112432332041 |
6 | 35325451001412 |
7 | 3465046463120 |
oct | 576357132460 |
9 | 156445654448 |
10 | 51333870896 |
11 | 1a8526a4aa0 |
12 | 9b47739268 |
13 | 4ac1206849 |
14 | 26ad94ac80 |
15 | 1506a25c4b |
hex | bf3bcb530 |
51333870896 has 80 divisors (see below), whose sum is σ = 125139252480. Its totient is φ = 19816669440.
The previous prime is 51333870877. The next prime is 51333870941. The reversal of 51333870896 is 69807833315.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56846 + ... + 325421.
It is an arithmetic number, because the mean of its divisors is an integer number (1564240656).
Almost surely, 251333870896 is an apocalyptic number.
51333870896 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
51333870896 is an abundant number, since it is smaller than the sum of its proper divisors (73805381584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51333870896 is a wasteful number, since it uses less digits than its factorization.
51333870896 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 382402 (or 382396 counting only the distinct ones).
The product of its (nonzero) digits is 3265920, while the sum is 53.
It can be divided in two parts, 51333 and 870896, that added together give a palindrome (922229).
The spelling of 51333870896 in words is "fifty-one billion, three hundred thirty-three million, eight hundred seventy thousand, eight hundred ninety-six".
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