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252075587 is a prime number
BaseRepresentation
bin11110000011001…
…01111001000011
3122120022202200212
433001211321003
51004012404322
641002504335
76150415151
oct1701457103
9576282625
10252075587
1111a321135
12705050ab
13402bb36a
142569a3d1
15171e40e2
hexf065e43

252075587 has 2 divisors, whose sum is σ = 252075588. Its totient is φ = 252075586.

The previous prime is 252075557. The next prime is 252075611. The reversal of 252075587 is 785570252.

252075587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252075587 - 220 = 251027011 is a prime.

It is a super-2 number, since 2×2520755872 = 127084203122789138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (252075557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126037793 + 126037794.

It is an arithmetic number, because the mean of its divisors is an integer number (126037794).

Almost surely, 2252075587 is an apocalyptic number.

252075587 is a deficient number, since it is larger than the sum of its proper divisors (1).

252075587 is an equidigital number, since it uses as much as digits as its factorization.

252075587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196000, while the sum is 41.

The square root of 252075587 is about 15876.8884546060. Note that the first 3 decimals coincide. The cubic root of 252075587 is about 631.6991061870.

The spelling of 252075587 in words is "two hundred fifty-two million, seventy-five thousand, five hundred eighty-seven".