Base | Representation |
---|---|
bin | 1100001010111… |
… | …0000001100110 |
3 | 10120001022211100 |
4 | 3002232001212 |
5 | 101031410304 |
6 | 5022020530 |
7 | 1156604436 |
oct | 302560146 |
9 | 116038740 |
10 | 51044454 |
11 | 268a44aa |
12 | 15117746 |
13 | a762926 |
14 | 6aca2c6 |
15 | 4734439 |
hex | 30ae066 |
51044454 has 24 divisors (see below), whose sum is σ = 110828952. Its totient is φ = 16979040.
The previous prime is 51044453. The next prime is 51044471. The reversal of 51044454 is 45444015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51044453) 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, 6657 + ... + 12099.
It is an arithmetic number, because the mean of its divisors is an integer number (4617873).
Almost surely, 251044454 is an apocalyptic number.
51044454 is an abundant number, since it is smaller than the sum of its proper divisors (59784498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51044454 is a wasteful number, since it uses less digits than its factorization.
51044454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5972 (or 5969 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 27.
The square root of 51044454 is about 7144.5401531519. The cubic root of 51044454 is about 370.9506936991.
Adding to 51044454 its reverse (45444015), we get a palindrome (96488469).
The spelling of 51044454 in words is "fifty-one million, forty-four thousand, four hundred fifty-four".
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