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51441301 = 199258499
BaseRepresentation
bin1100010000111…
…0111010010101
310120210111012101
43010032322111
5101132110201
65034322101
71163146432
oct304167225
9116714171
1051441301
112704567a
1215289331
13a871452
146b90b89
1547b1d01
hex310ee95

51441301 has 4 divisors (see below), whose sum is σ = 51700000. Its totient is φ = 51182604.

The previous prime is 51441293. The next prime is 51441311. The reversal of 51441301 is 10314415.

51441301 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10314415 = 52062883.

It is a cyclic number.

It is not a de Polignac number, because 51441301 - 23 = 51441293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51441311) 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 3 ways as a sum of consecutive naturals, for example, 129051 + ... + 129448.

It is an arithmetic number, because the mean of its divisors is an integer number (12925000).

Almost surely, 251441301 is an apocalyptic number.

It is an amenable number.

51441301 is a deficient number, since it is larger than the sum of its proper divisors (258699).

51441301 is a wasteful number, since it uses less digits than its factorization.

51441301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258698.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 51441301 is about 7172.2591280572. The cubic root of 51441301 is about 371.9095364295.

Adding to 51441301 its reverse (10314415), we get a palindrome (61755716).

The spelling of 51441301 in words is "fifty-one million, four hundred forty-one thousand, three hundred one".

Divisors: 1 199 258499 51441301