Base | Representation |
---|---|
bin | 1100001010011… |
… | …1011000111010 |
3 | 10112222221112200 |
4 | 3002213120322 |
5 | 101030023044 |
6 | 5021251030 |
7 | 1156432260 |
oct | 302473072 |
9 | 115887480 |
10 | 51017274 |
11 | 26886040 |
12 | 15103a76 |
13 | a753449 |
14 | 6ac0430 |
15 | 472b369 |
hex | 30a763a |
51017274 has 48 divisors (see below), whose sum is σ = 137816640. Its totient is φ = 13250880.
The previous prime is 51017273. The next prime is 51017347. The reversal of 51017274 is 47271015.
51017274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (51017273) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 17019 + ... + 19790.
It is an arithmetic number, because the mean of its divisors is an integer number (2871180).
Almost surely, 251017274 is an apocalyptic number.
51017274 is an abundant number, since it is smaller than the sum of its proper divisors (86799366).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51017274 is a wasteful number, since it uses less digits than its factorization.
51017274 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36835 (or 36832 counting only the distinct ones).
The product of its (nonzero) digits is 1960, while the sum is 27.
The square root of 51017274 is about 7142.6377480592. The cubic root of 51017274 is about 370.8848410997.
Adding to 51017274 its reverse (47271015), we get a palindrome (98288289).
The spelling of 51017274 in words is "fifty-one million, seventeen thousand, two hundred seventy-four".
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