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52012514 = 2208112497
BaseRepresentation
bin1100011001101…
…0010111100010
310121212111202102
43012122113202
5101303400024
65054450402
71201045661
oct306322742
9117774672
1052012514
11273a5854
1215503a02
13aa11448
146c9cdd8
1548761ae
hex319a5e2

52012514 has 8 divisors (see below), whose sum is σ = 78062508. Its totient is φ = 25991680.

The previous prime is 52012501. The next prime is 52012523. The reversal of 52012514 is 41521025.

52012514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 51912025 + 100489 = 7205^2 + 317^2 .

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

It is a super-2 number, since 2×520125142 = 5410603225200392, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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, 2087 + ... + 10410.

Almost surely, 252012514 is an apocalyptic number.

52012514 is a deficient number, since it is larger than the sum of its proper divisors (26049994).

52012514 is a wasteful number, since it uses less digits than its factorization.

52012514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14580.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 52012514 is about 7211.9701885130. The cubic root of 52012514 is about 373.2810547191.

Adding to 52012514 its reverse (41521025), we get a palindrome (93533539).

The spelling of 52012514 in words is "fifty-two million, twelve thousand, five hundred fourteen".

Divisors: 1 2 2081 4162 12497 24994 26006257 52012514