Base | Representation |
---|---|
bin | 1100001110000… |
… | …0111101011010 |
3 | 10120102221000022 |
4 | 3003200331122 |
5 | 101110044312 |
6 | 5030310442 |
7 | 1161433616 |
oct | 303407532 |
9 | 116387008 |
10 | 51253082 |
11 | 26a27221 |
12 | 151b8422 |
13 | a80688a |
14 | 6b42346 |
15 | 4776172 |
hex | 30e0f5a |
51253082 has 4 divisors (see below), whose sum is σ = 76879626. Its totient is φ = 25626540.
The previous prime is 51253073. The next prime is 51253087. The reversal of 51253082 is 28035215.
51253082 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 51136801 + 116281 = 7151^2 + 341^2 .
It is not an unprimeable number, because it can be changed into a prime (51253087) 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 as a sum of consecutive naturals, namely, 12813269 + ... + 12813272.
Almost surely, 251253082 is an apocalyptic number.
51253082 is a deficient number, since it is larger than the sum of its proper divisors (25626544).
51253082 is a wasteful number, since it uses less digits than its factorization.
51253082 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25626543.
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 51253082 is about 7159.1257846192. The cubic root of 51253082 is about 371.4553877934.
Adding to 51253082 its reverse (28035215), we get a palindrome (79288297).
The spelling of 51253082 in words is "fifty-one million, two hundred fifty-three thousand, eighty-two".
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