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288974 = 2720641
BaseRepresentation
bin1000110100011001110
3112200101202
41012203032
533221344
610105502
72312330
oct1064316
9480352
10288974
11188124
1211b292
13a16ba
1477450
155a94e
hex468ce

288974 has 8 divisors (see below), whose sum is σ = 495408. Its totient is φ = 123840.

The previous prime is 288973. The next prime is 288979. The reversal of 288974 is 479882.

288974 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (288973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10307 + ... + 10334.

It is an arithmetic number, because the mean of its divisors is an integer number (61926).

2288974 is an apocalyptic number.

288974 is a deficient number, since it is larger than the sum of its proper divisors (206434).

288974 is a wasteful number, since it uses less digits than its factorization.

288974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20650.

The product of its digits is 32256, while the sum is 38.

The square root of 288974 is about 537.5630195614. The cubic root of 288974 is about 66.1129074410.

The spelling of 288974 in words is "two hundred eighty-eight thousand, nine hundred seventy-four".

Divisors: 1 2 7 14 20641 41282 144487 288974