Base | Representation |
---|---|
bin | 1100001010111… |
… | …1111000010010 |
3 | 10120001201020200 |
4 | 3002233320102 |
5 | 101032131200 |
6 | 5022120030 |
7 | 1156635540 |
oct | 302577022 |
9 | 116051220 |
10 | 51052050 |
11 | 268aa185 |
12 | 15120016 |
13 | a76621a |
14 | 6accd90 |
15 | 4736800 |
hex | 30afe12 |
51052050 has 144 divisors (see below), whose sum is σ = 165197760. Its totient is φ = 11041920.
The previous prime is 51052021. The next prime is 51052061. The reversal of 51052050 is 5025015.
51052050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
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 71 ways as a sum of consecutive naturals, for example, 59424 + ... + 60276.
Almost surely, 251052050 is an apocalyptic number.
51052050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 51052050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82598880).
51052050 is an abundant number, since it is smaller than the sum of its proper divisors (114145710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51052050 is a wasteful number, since it uses less digits than its factorization.
51052050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 897 (or 889 counting only the distinct ones).
The product of its (nonzero) digits is 250, while the sum is 18.
The square root of 51052050 is about 7145.0717281214. The cubic root of 51052050 is about 370.9690933585.
Adding to 51052050 its reverse (5025015), we get a palindrome (56077065).
The spelling of 51052050 in words is "fifty-one million, fifty-two thousand, fifty".
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