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380284 = 2295071
BaseRepresentation
bin1011100110101111100
3201022122121
41130311330
544132114
612052324
73142462
oct1346574
9638577
10380284
1123a793
121640a4
13104128
149c832
1577a24
hex5cd7c

380284 has 6 divisors (see below), whose sum is σ = 665504. Its totient is φ = 190140.

The previous prime is 380269. The next prime is 380287. The reversal of 380284 is 482083.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380287) by changing a digit.

380284 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47532 + ... + 47539.

2380284 is an apocalyptic number.

It is an amenable number.

380284 is a deficient number, since it is larger than the sum of its proper divisors (285220).

380284 is a wasteful number, since it uses less digits than its factorization.

380284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95075 (or 95073 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 380284 is about 616.6717116911. The cubic root of 380284 is about 72.4496042957.

The spelling of 380284 in words is "three hundred eighty thousand, two hundred eighty-four".

Divisors: 1 2 4 95071 190142 380284