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51188014 = 2191347053
BaseRepresentation
bin1100001101000…
…1000100101110
310120022121202101
43003101010232
5101101004024
65025045314
71161043123
oct303210456
9116277671
1051188014
1126992349
121518683a
13a7b3087
146b2674a
154761c44
hex30d112e

51188014 has 8 divisors (see below), whose sum is σ = 80823240. Its totient is φ = 24246936.

The previous prime is 51187999. The next prime is 51188021. The reversal of 51188014 is 41088115.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673489 + ... + 673564.

It is an arithmetic number, because the mean of its divisors is an integer number (10102905).

Almost surely, 251188014 is an apocalyptic number.

51188014 is a deficient number, since it is larger than the sum of its proper divisors (29635226).

51188014 is a wasteful number, since it uses less digits than its factorization.

51188014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347074.

The product of its (nonzero) digits is 1280, while the sum is 28.

The square root of 51188014 is about 7154.5799317640. The cubic root of 51188014 is about 371.2981283423.

The spelling of 51188014 in words is "fifty-one million, one hundred eighty-eight thousand, fourteen".

Divisors: 1 2 19 38 1347053 2694106 25594007 51188014