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2536289 = 72191271
BaseRepresentation
bin1001101011001101100001
311202212010122
421223031201
51122130124
6130210025
730362300
oct11531541
94685118
102536289
111482608
12a23915
136aa582
144a0437
1535175e
hex26b361

2536289 has 12 divisors (see below), whose sum is σ = 2976768. Its totient is φ = 2154600.

The previous prime is 2536273. The next prime is 2536307. The reversal of 2536289 is 9826352.

2536289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2536289 - 24 = 2536273 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2536249) 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 11 ways as a sum of consecutive naturals, for example, 9224 + ... + 9494.

It is an arithmetic number, because the mean of its divisors is an integer number (248064).

22536289 is an apocalyptic number.

It is an amenable number.

2536289 is a deficient number, since it is larger than the sum of its proper divisors (440479).

2536289 is a wasteful number, since it uses less digits than its factorization.

2536289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476 (or 469 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 2536289 is about 1592.5730752465. The cubic root of 2536289 is about 136.3744187972.

The spelling of 2536289 in words is "two million, five hundred thirty-six thousand, two hundred eighty-nine".

Divisors: 1 7 49 191 271 1337 1897 9359 13279 51761 362327 2536289