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52530005254 = 285730647611
BaseRepresentation
bin110000111011000010…
…000100010100000110
312000120220110202101011
4300323002010110012
51330040140132004
640044300152434
73536512451236
oct607302042406
9160526422334
1052530005254
1120306900491
12a22023871a
134c51c7665c
142784751cc6
151576a4b004
hexc3b084506

52530005254 has 8 divisors (see below), whose sum is σ = 78886953288. Its totient is φ = 26234354160.

The previous prime is 52530005251. The next prime is 52530005327. The reversal of 52530005254 is 45250003525.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52530005251) by changing a digit.

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, 15322092 + ... + 15325519.

It is an arithmetic number, because the mean of its divisors is an integer number (9860869161).

Almost surely, 252530005254 is an apocalyptic number.

52530005254 is a deficient number, since it is larger than the sum of its proper divisors (26356948034).

52530005254 is a wasteful number, since it uses less digits than its factorization.

52530005254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30648470.

The product of its (nonzero) digits is 30000, while the sum is 31.

Adding to 52530005254 its reverse (45250003525), we get a palindrome (97780008779).

The spelling of 52530005254 in words is "fifty-two billion, five hundred thirty million, five thousand, two hundred fifty-four".

Divisors: 1 2 857 1714 30647611 61295222 26265002627 52530005254