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51030034 = 21113716931
BaseRepresentation
bin1100001010101…
…0100000010010
310120000121001021
43002222200102
5101030430114
65021430054
71156514416
oct302524022
9116017037
1051030034
1126894690
121510b32a
13a7591b3
146ac4d46
154730024
hex30aa812

51030034 has 16 divisors (see below), whose sum is σ = 84118176. Its totient is φ = 23024800.

The previous prime is 51030017. The next prime is 51030037. The reversal of 51030034 is 43003015.

It is not an unprimeable number, because it can be changed into a prime (51030037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5452 + ... + 11479.

It is an arithmetic number, because the mean of its divisors is an integer number (5257386).

Almost surely, 251030034 is an apocalyptic number.

51030034 is a deficient number, since it is larger than the sum of its proper divisors (33088142).

51030034 is a wasteful number, since it uses less digits than its factorization.

51030034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17081.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 51030034 is about 7143.5309196503. The cubic root of 51030034 is about 370.9157593600.

Adding to 51030034 its reverse (43003015), we get a palindrome (94033049).

The spelling of 51030034 in words is "fifty-one million, thirty thousand, thirty-four".

Divisors: 1 2 11 22 137 274 1507 3014 16931 33862 186241 372482 2319547 4639094 25515017 51030034