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103361 = 412521
BaseRepresentation
bin11001001111000001
312020210012
4121033001
511301421
62114305
7610226
oct311701
9166705
10103361
1170725
124b995
133807b
142994d
152095b
hex193c1

103361 has 4 divisors (see below), whose sum is σ = 105924. Its totient is φ = 100800.

The previous prime is 103357. The next prime is 103387. The reversal of 103361 is 163301.

Adding to 103361 its reverse (163301), we get a palindrome (266662).

It can be divided in two parts, 103 and 361, that added together give a palindrome (464).

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 163301 = 732237.

It can be written as a sum of positive squares in 2 ways, for example, as 1600 + 101761 = 40^2 + 319^2 .

It is a cyclic number.

It is not a de Polignac number, because 103361 - 22 = 103357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103391) 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, 1220 + ... + 1301.

It is an arithmetic number, because the mean of its divisors is an integer number (26481).

2103361 is an apocalyptic number.

It is an amenable number.

103361 is a deficient number, since it is larger than the sum of its proper divisors (2563).

103361 is an equidigital number, since it uses as much as digits as its factorization.

103361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2562.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 103361 is about 321.4980559817. The cubic root of 103361 is about 46.9301815330.

The spelling of 103361 in words is "one hundred three thousand, three hundred sixty-one".

Divisors: 1 41 2521 103361