Search a number
-
+
380192 = 251092
BaseRepresentation
bin1011100110100100000
3201022112012
41130310200
544131232
612052052
73142301
oct1346440
9638465
10380192
1123a70a
12164028
13104087
149c7a8
15779b2
hex5cd20

380192 has 18 divisors (see below), whose sum is σ = 755433. Its totient is φ = 188352.

The previous prime is 380189. The next prime is 380197. The reversal of 380192 is 291083.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 364816 + 15376 = 604^2 + 124^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=436.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380197) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3434 + ... + 3542.

2380192 is an apocalyptic number.

380192 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

380192 is a deficient number, since it is larger than the sum of its proper divisors (375241).

380192 is an equidigital number, since it uses as much as digits as its factorization.

380192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 111 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 380192 is about 616.5971131947. The cubic root of 380192 is about 72.4437613808.

The spelling of 380192 in words is "three hundred eighty thousand, one hundred ninety-two".

Divisors: 1 2 4 8 16 32 109 218 436 872 1744 3488 11881 23762 47524 95048 190096 380192