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380854 = 2191997
BaseRepresentation
bin1011100111110110110
3201100102201
41130332312
544141404
612055114
73144235
oct1347666
9640381
10380854
11240161
1216449a
13104476
149cb1c
1577ca4
hex5cfb6

380854 has 8 divisors (see below), whose sum is σ = 574848. Its totient is φ = 189240.

The previous prime is 380843. The next prime is 380867. The reversal of 380854 is 458083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117 + ... + 880.

It is an arithmetic number, because the mean of its divisors is an integer number (71856).

2380854 is an apocalyptic number.

380854 is a deficient number, since it is larger than the sum of its proper divisors (193994).

380854 is a wasteful number, since it uses less digits than its factorization.

380854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 380854 is about 617.1336970220. The cubic root of 380854 is about 72.4857839745.

The spelling of 380854 in words is "three hundred eighty thousand, eight hundred fifty-four".

Divisors: 1 2 191 382 997 1994 190427 380854