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52000001 = 471139791
BaseRepresentation
bin1100011001011…
…1010100000001
310121211212120222
43012113110001
5101303000001
65054312425
71200664334
oct306272401
9117755528
1052000001
1127397409
12154b8715
13aa08841
146c9861b
15487261b
hex3197501

52000001 has 8 divisors (see below), whose sum is σ = 53581824. Its totient is φ = 50438080.

The previous prime is 51999971. The next prime is 52000007. The reversal of 52000001 is 10000025.

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 52000001 - 210 = 51998977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52000007) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 416 + ... + 10206.

It is an arithmetic number, because the mean of its divisors is an integer number (6697728).

Almost surely, 252000001 is an apocalyptic number.

It is an amenable number.

52000001 is a deficient number, since it is larger than the sum of its proper divisors (1581823).

52000001 is a wasteful number, since it uses less digits than its factorization.

52000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9951.

The product of its (nonzero) digits is 10, while the sum is 8.

The square root of 52000001 is about 7211.1026202655. The cubic root of 52000001 is about 373.2511180744.

Adding to 52000001 its reverse (10000025), we get a palindrome (62000026).

The spelling of 52000001 in words is "fifty-two million, one", and thus it is an aban number and an uban number.

Divisors: 1 47 113 5311 9791 460177 1106383 52000001