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52808701 = 1144310837
BaseRepresentation
bin1100100101110…
…0101111111101
310200100221220211
43021130233331
5102004334301
65123512421
71210603141
oct311345775
9120327824
1052808701
1127899a60
1215828711
13ac2c96a
147029221
154982051
hex325cbfd

52808701 has 8 divisors (see below), whose sum is σ = 57744864. Its totient is φ = 47895120.

The previous prime is 52808699. The next prime is 52808719. The reversal of 52808701 is 10780825.

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

It is a cyclic number.

It is not a de Polignac number, because 52808701 - 21 = 52808699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52808801) by changing a digit.

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, 546 + ... + 10291.

It is an arithmetic number, because the mean of its divisors is an integer number (7218108).

Almost surely, 252808701 is an apocalyptic number.

It is an amenable number.

52808701 is a deficient number, since it is larger than the sum of its proper divisors (4936163).

52808701 is a wasteful number, since it uses less digits than its factorization.

52808701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11291.

The product of its (nonzero) digits is 4480, while the sum is 31.

The square root of 52808701 is about 7266.9595430276. The cubic root of 52808701 is about 375.1760974410.

The spelling of 52808701 in words is "fifty-two million, eight hundred eight thousand, seven hundred one".

Divisors: 1 11 443 4873 10837 119207 4800791 52808701