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51103022 = 2127201193
BaseRepresentation
bin1100001011110…
…0010100101110
310120011022011112
43002330110232
5101040244042
65023152022
71160240255
oct302742456
9116138145
1051103022
1126934503
1215145612
13a783499
146b0379c
154746982
hex30bc52e

51103022 has 8 divisors (see below), whose sum is σ = 77258496. Its totient is φ = 25350192.

The previous prime is 51102983. The next prime is 51103057. The reversal of 51103022 is 22030115.

It is a happy number.

51103022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×511030222 = 5223037715064968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51102988 and 51103006.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 100343 + ... + 100850.

It is an arithmetic number, because the mean of its divisors is an integer number (9657312).

Almost surely, 251103022 is an apocalyptic number.

51103022 is a deficient number, since it is larger than the sum of its proper divisors (26155474).

51103022 is a wasteful number, since it uses less digits than its factorization.

51103022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201322.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 51103022 is about 7148.6377723312. The cubic root of 51103022 is about 371.0925147620.

Adding to 51103022 its reverse (22030115), we get a palindrome (73133137).

The spelling of 51103022 in words is "fifty-one million, one hundred three thousand, twenty-two".

Divisors: 1 2 127 254 201193 402386 25551511 51103022