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378230 = 25109347
BaseRepresentation
bin1011100010101110110
3201012211112
41130111312
544100410
612035022
73133466
oct1342566
9635745
10378230
11239196
12162a72
13103208
149bba6
1577105
hex5c576

378230 has 16 divisors (see below), whose sum is σ = 689040. Its totient is φ = 149472.

The previous prime is 378229. The next prime is 378239. The reversal of 378230 is 32873.

378230 = 3062 + 3072 + ... + 3092.

It is a junction number, because it is equal to n+sod(n) for n = 378196 and 378205.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 378230.

It is not an unprimeable number, because it can be changed into a prime (378239) 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, 917 + ... + 1263.

It is an arithmetic number, because the mean of its divisors is an integer number (43065).

2378230 is an apocalyptic number.

378230 is a deficient number, since it is larger than the sum of its proper divisors (310810).

378230 is a wasteful number, since it uses less digits than its factorization.

378230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 378230 is about 615.0040650272. The cubic root of 378230 is about 72.3189298387.

The spelling of 378230 in words is "three hundred seventy-eight thousand, two hundred thirty".

Divisors: 1 2 5 10 109 218 347 545 694 1090 1735 3470 37823 75646 189115 378230