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380341 = 13171721
BaseRepresentation
bin1011100110110110101
3201022201201
41130312311
544132331
612052501
73142603
oct1346665
9638651
10380341
1123a835
12164131
13104170
149c873
1577a61
hex5cdb5

380341 has 8 divisors (see below), whose sum is σ = 433944. Its totient is φ = 330240.

The previous prime is 380333. The next prime is 380363. The reversal of 380341 is 143083.

It can be written as a sum of positive squares in 4 ways, for example, as 77841 + 302500 = 279^2 + 550^2 .

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 380341 - 23 = 380333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380311) 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, 640 + ... + 1081.

It is an arithmetic number, because the mean of its divisors is an integer number (54243).

2380341 is an apocalyptic number.

It is an amenable number.

380341 is a deficient number, since it is larger than the sum of its proper divisors (53603).

380341 is a wasteful number, since it uses less digits than its factorization.

380341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 380341 is about 616.7179257975. The cubic root of 380341 is about 72.4532238897.

It can be divided in two parts, 3803 and 41, that added together give a square (3844 = 622).

The spelling of 380341 in words is "three hundred eighty thousand, three hundred forty-one".

Divisors: 1 13 17 221 1721 22373 29257 380341