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380242 = 2190121
BaseRepresentation
bin1011100110101010010
3201022121001
41130311102
544131432
612052214
73142402
oct1346522
9638531
10380242
1123a755
1216406a
131040c5
149c802
15779e7
hex5cd52

380242 has 4 divisors (see below), whose sum is σ = 570366. Its totient is φ = 190120.

The previous prime is 380231. The next prime is 380251. The reversal of 380242 is 242083.

It is a happy number.

380242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 194481 + 185761 = 441^2 + 431^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95059 + ... + 95062.

2380242 is an apocalyptic number.

380242 is a deficient number, since it is larger than the sum of its proper divisors (190124).

380242 is a wasteful number, since it uses less digits than its factorization.

380242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190123.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 380242 is about 616.6376569753. The cubic root of 380242 is about 72.4469369949.

It can be divided in two parts, 3802 and 42, that added together give a square (3844 = 622).

The spelling of 380242 in words is "three hundred eighty thousand, two hundred forty-two".

Divisors: 1 2 190121 380242