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380411 = 1572423
BaseRepresentation
bin1011100110111111011
3201022211022
41130313323
544133121
612053055
73143033
oct1346773
9638738
10380411
1123a899
1216418b
131041c5
149c8c3
1577aab
hex5cdfb

380411 has 4 divisors (see below), whose sum is σ = 382992. Its totient is φ = 377832.

The previous prime is 380383. The next prime is 380417. The reversal of 380411 is 114083.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 380411 - 210 = 379387 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 380411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1055 + ... + 1368.

It is an arithmetic number, because the mean of its divisors is an integer number (95748).

2380411 is an apocalyptic number.

380411 is a deficient number, since it is larger than the sum of its proper divisors (2581).

380411 is a wasteful number, since it uses less digits than its factorization.

380411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 380411 is about 616.7746752259. The cubic root of 380411 is about 72.4576685105.

Adding to 380411 its reverse (114083), we get a palindrome (494494).

The spelling of 380411 in words is "three hundred eighty thousand, four hundred eleven".

Divisors: 1 157 2423 380411