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51304414 = 276775413
BaseRepresentation
bin1100001110110…
…1011111011110
310120112112102111
43003231133132
5101113220124
65031344234
71162036360
oct303553736
9116475374
1051304414
1126a61847
121522207a
13a824055
146b56d30
154786494
hex30ed7de

51304414 has 16 divisors (see below), whose sum is σ = 88096608. Its totient is φ = 21951072.

The previous prime is 51304399. The next prime is 51304423. The reversal of 51304414 is 41440315.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6772 + ... + 12184.

It is an arithmetic number, because the mean of its divisors is an integer number (5506038).

Almost surely, 251304414 is an apocalyptic number.

51304414 is a deficient number, since it is larger than the sum of its proper divisors (36792194).

51304414 is a wasteful number, since it uses less digits than its factorization.

51304414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6099.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 51304414 is about 7162.7099620186. The cubic root of 51304414 is about 371.5793555310.

Adding to 51304414 its reverse (41440315), we get a palindrome (92744729).

The spelling of 51304414 in words is "fifty-one million, three hundred four thousand, four hundred fourteen".

Divisors: 1 2 7 14 677 1354 4739 5413 9478 10826 37891 75782 3664601 7329202 25652207 51304414