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331382 = 2672473
BaseRepresentation
bin1010000111001110110
3121211120102
41100321312
541101012
611034102
72550062
oct1207166
9554512
10331382
11206a77
1213b932
13b7aac
1488aa2
15682c2
hex50e76

331382 has 8 divisors (see below), whose sum is σ = 504696. Its totient is φ = 163152.

The previous prime is 331369. The next prime is 331391. The reversal of 331382 is 283133.

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

It is a congruent number.

It is an unprimeable number.

331382 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1103 + ... + 1370.

It is an arithmetic number, because the mean of its divisors is an integer number (63087).

2331382 is an apocalyptic number.

331382 is a deficient number, since it is larger than the sum of its proper divisors (173314).

331382 is a wasteful number, since it uses less digits than its factorization.

331382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542.

The product of its digits is 432, while the sum is 20.

The square root of 331382 is about 575.6578845113. The cubic root of 331382 is about 69.2005646651.

The spelling of 331382 in words is "three hundred thirty-one thousand, three hundred eighty-two".

Divisors: 1 2 67 134 2473 4946 165691 331382