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380734 = 2190367
BaseRepresentation
bin1011100111100111110
3201100021021
41130330332
544140414
612054354
73144004
oct1347476
9640237
10380734
11240062
121643ba
131043b3
149ca74
1577c24
hex5cf3e

380734 has 4 divisors (see below), whose sum is σ = 571104. Its totient is φ = 190366.

The previous prime is 380729. The next prime is 380753. The reversal of 380734 is 437083.

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

It is a junction number, because it is equal to n+sod(n) for n = 380699 and 380708.

It is a congruent number.

It is an unprimeable number.

380734 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 as a sum of consecutive naturals, namely, 95182 + ... + 95185.

It is an arithmetic number, because the mean of its divisors is an integer number (142776).

2380734 is an apocalyptic number.

380734 is a deficient number, since it is larger than the sum of its proper divisors (190370).

380734 is a wasteful number, since it uses less digits than its factorization.

380734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190369.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 380734 is about 617.0364656971. The cubic root of 380734 is about 72.4781702014.

The spelling of 380734 in words is "three hundred eighty thousand, seven hundred thirty-four".

Divisors: 1 2 190367 380734