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380897 = 11311117
BaseRepresentation
bin1011100111111100001
3201100111022
41130333201
544142042
612055225
73144326
oct1347741
9640438
10380897
112401a0
12164515
131044aa
149cb4d
1577cd2
hex5cfe1

380897 has 8 divisors (see below), whose sum is σ = 429312. Its totient is φ = 334800.

The previous prime is 380881. The next prime is 380909. The reversal of 380897 is 798083.

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

It is not a de Polignac number, because 380897 - 24 = 380881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218 + ... + 899.

It is an arithmetic number, because the mean of its divisors is an integer number (53664).

2380897 is an apocalyptic number.

It is an amenable number.

380897 is a deficient number, since it is larger than the sum of its proper divisors (48415).

380897 is a wasteful number, since it uses less digits than its factorization.

380897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 380897 is about 617.1685345187. The cubic root of 380897 is about 72.4885118539.

The spelling of 380897 in words is "three hundred eighty thousand, eight hundred ninety-seven".

Divisors: 1 11 31 341 1117 12287 34627 380897