Base | Representation |
---|---|
bin | 110000001001001000… |
… | …100101011001000000 |
3 | 11221102120020000002201 |
4 | 300021020211121000 |
5 | 1321331332242200 |
6 | 35425233122544 |
7 | 3506665666441 |
oct | 601110453100 |
9 | 157376200081 |
10 | 51692852800 |
11 | 1aa172a4456 |
12 | a0279b9454 |
13 | 4b4a6b6084 |
14 | 27054b52c8 |
15 | 15282d5c6a |
hex | c09225640 |
51692852800 has 84 divisors (see below), whose sum is σ = 127263682480. Its totient is φ = 20666257920.
The previous prime is 51692852777. The next prime is 51692852801. The reversal of 51692852800 is 825829615.
It is not an unprimeable number, because it can be changed into a prime (51692852801) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3478987 + ... + 3493813.
Almost surely, 251692852800 is an apocalyptic number.
51692852800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51692852800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63631841240).
51692852800 is an abundant number, since it is smaller than the sum of its proper divisors (75570829680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51692852800 is a wasteful number, since it uses less digits than its factorization.
51692852800 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17028 (or 17013 counting only the distinct ones).
The product of its (nonzero) digits is 345600, while the sum is 46.
The spelling of 51692852800 in words is "fifty-one billion, six hundred ninety-two million, eight hundred fifty-two thousand, eight hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •