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253482 = 2383509
BaseRepresentation
bin111101111000101010
3110212201020
4331320222
531102412
65233310
72104005
oct757052
9425636
10253482
11163499
12102836
138b4b8
146853c
155018c
hex3de2a

253482 has 16 divisors (see below), whose sum is σ = 514080. Its totient is φ = 83312.

The previous prime is 253481. The next prime is 253493. The reversal of 253482 is 284352.

253482 is nontrivially palindromic in base 13.

253482 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253481) 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, 244 + ... + 752.

It is an arithmetic number, because the mean of its divisors is an integer number (32130).

2253482 is an apocalyptic number.

253482 is an abundant number, since it is smaller than the sum of its proper divisors (260598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253482 is a wasteful number, since it uses less digits than its factorization.

253482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597.

The product of its digits is 1920, while the sum is 24.

The square root of 253482 is about 503.4699593819. The cubic root of 253482 is about 63.2871747387.

The spelling of 253482 in words is "two hundred fifty-three thousand, four hundred eighty-two".

Divisors: 1 2 3 6 83 166 249 498 509 1018 1527 3054 42247 84494 126741 253482