Base | Representation |
---|---|
bin | 1100010000101… |
… | …0111111100110 |
3 | 10120202200012001 |
4 | 3010022333212 |
5 | 101131102004 |
6 | 5034115514 |
7 | 1163051566 |
oct | 304127746 |
9 | 116680161 |
10 | 51425254 |
11 | 27034611 |
12 | 1527bb9a |
13 | a86705a |
14 | 6b88da6 |
15 | 47ac1a4 |
hex | 310afe6 |
51425254 has 8 divisors (see below), whose sum is σ = 77177880. Its totient is φ = 25699296.
The previous prime is 51425243. The next prime is 51425273. The reversal of 51425254 is 45252415.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 819 + ... + 10174.
It is an arithmetic number, because the mean of its divisors is an integer number (9647235).
Almost surely, 251425254 is an apocalyptic number.
51425254 is a deficient number, since it is larger than the sum of its proper divisors (25752626).
51425254 is a wasteful number, since it uses less digits than its factorization.
51425254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13334.
The product of its digits is 8000, while the sum is 28.
The square root of 51425254 is about 7171.1403556199. The cubic root of 51425254 is about 371.8708602886.
Adding to 51425254 its reverse (45252415), we get a palindrome (96677669).
The spelling of 51425254 in words is "fifty-one million, four hundred twenty-five thousand, two hundred fifty-four".
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