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230282 = 21317521
BaseRepresentation
bin111000001110001010
3102200212222
4320032022
524332112
64534042
71646243
oct701612
9380788
10230282
11148018
12b1322
1380a80
145dcca
1548372
hex3838a

230282 has 16 divisors (see below), whose sum is σ = 394632. Its totient is φ = 99840.

The previous prime is 230281. The next prime is 230291. The reversal of 230282 is 282032.

It can be written as a sum of positive squares in 4 ways, for example, as 167281 + 63001 = 409^2 + 251^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 230282.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182 + ... + 702.

2230282 is an apocalyptic number.

230282 is a deficient number, since it is larger than the sum of its proper divisors (164350).

230282 is a wasteful number, since it uses less digits than its factorization.

230282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 230282 is about 479.8770675913. The cubic root of 230282 is about 61.2942870042.

It can be divided in two parts, 23028 and 2, that multiplied together give a triangular number (46056 = T303).

The spelling of 230282 in words is "two hundred thirty thousand, two hundred eighty-two".

Divisors: 1 2 13 17 26 34 221 442 521 1042 6773 8857 13546 17714 115141 230282