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51914230 = 255639221
BaseRepresentation
bin1100011000001…
…0010111110110
310121200111221021
43012002113312
5101242223410
65052411354
71200156304
oct306022766
9117614837
1051914230
1127338a25
1215476b5a
13a9a87a4
146c75274
154856eda
hex31825f6

51914230 has 16 divisors (see below), whose sum is σ = 93621744. Its totient is φ = 20726560.

The previous prime is 51914227. The next prime is 51914231. The reversal of 51914230 is 3241915.

51914230 = T116 + T117 + ... + T678.

51914230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 51914195 and 51914204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51914231) 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 7 ways as a sum of consecutive naturals, for example, 1020 + ... + 10240.

It is an arithmetic number, because the mean of its divisors is an integer number (5851359).

Almost surely, 251914230 is an apocalyptic number.

51914230 is a deficient number, since it is larger than the sum of its proper divisors (41707514).

51914230 is a wasteful number, since it uses less digits than its factorization.

51914230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9791.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 51914230 is about 7205.1530171121. The cubic root of 51914230 is about 373.0457864141.

The spelling of 51914230 in words is "fifty-one million, nine hundred fourteen thousand, two hundred thirty".

Divisors: 1 2 5 10 563 1126 2815 5630 9221 18442 46105 92210 5191423 10382846 25957115 51914230