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288379 = 7133169
BaseRepresentation
bin1000110011001111011
3112122120201
41012121323
533212004
610103031
72310520
oct1063173
9478521
10288379
11187733
1211aa77
13a1350
1477147
155a6a4
hex4667b

288379 has 8 divisors (see below), whose sum is σ = 355040. Its totient is φ = 228096.

The previous prime is 288361. The next prime is 288383. The reversal of 288379 is 973882.

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

It is a cyclic number.

It is not a de Polignac number, because 288379 - 29 = 287867 is a prime.

It is a plaindrome in base 16.

It is a zygodrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (288349) 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, 1494 + ... + 1675.

It is an arithmetic number, because the mean of its divisors is an integer number (44380).

2288379 is an apocalyptic number.

288379 is a deficient number, since it is larger than the sum of its proper divisors (66661).

288379 is a wasteful number, since it uses less digits than its factorization.

288379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189.

The product of its digits is 24192, while the sum is 37.

The square root of 288379 is about 537.0093109062. The cubic root of 288379 is about 66.0675005769.

The spelling of 288379 in words is "two hundred eighty-eight thousand, three hundred seventy-nine".

Divisors: 1 7 13 91 3169 22183 41197 288379