Base | Representation |
---|---|
bin | 1100011001001… |
… | …1001010111100 |
3 | 10121211000022122 |
4 | 3012103022330 |
5 | 101301424121 |
6 | 5054102112 |
7 | 1200564020 |
oct | 306231274 |
9 | 117730278 |
10 | 51983036 |
11 | 27385696 |
12 | 154aa938 |
13 | aa00bc1 |
14 | 6c92380 |
15 | 486c5ab |
hex | 31932bc |
51983036 has 48 divisors (see below), whose sum is σ = 110605824. Its totient is φ = 20894016.
The previous prime is 51983021. The next prime is 51983053. The reversal of 51983036 is 63038915.
51983036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 51982987 and 51983005.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33371 + ... + 34893.
It is an arithmetic number, because the mean of its divisors is an integer number (2304288).
Almost surely, 251983036 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51983036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55302912).
51983036 is an abundant number, since it is smaller than the sum of its proper divisors (58622788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51983036 is a wasteful number, since it uses less digits than its factorization.
51983036 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1610 (or 1608 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 35.
The square root of 51983036 is about 7209.9262132147. The cubic root of 51983036 is about 373.2105226010.
The spelling of 51983036 in words is "fifty-one million, nine hundred eighty-three thousand, thirty-six".
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