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13982341 = 15678923
BaseRepresentation
bin110101010101…
…101010000101
3222022101011111
4311111222011
512034413331
61215405021
7226563562
oct65255205
928271144
1013982341
11799015a
124823771
132b87399
141bdd869
151362db1
hexd55a85

13982341 has 4 divisors (see below), whose sum is σ = 13992832. Its totient is φ = 13971852.

The previous prime is 13982327. The next prime is 13982363. The reversal of 13982341 is 14328931.

13982341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14328931 = 23622997.

It is a cyclic number.

It is not a de Polignac number, because 13982341 - 221 = 11885189 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 (13982141) 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, 2895 + ... + 6028.

It is an arithmetic number, because the mean of its divisors is an integer number (3498208).

Almost surely, 213982341 is an apocalyptic number.

It is an amenable number.

13982341 is a deficient number, since it is larger than the sum of its proper divisors (10491).

13982341 is an equidigital number, since it uses as much as digits as its factorization.

13982341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10490.

The product of its digits is 5184, while the sum is 31.

The square root of 13982341 is about 3739.2968590365. The cubic root of 13982341 is about 240.9128487758.

The spelling of 13982341 in words is "thirteen million, nine hundred eighty-two thousand, three hundred forty-one".

Divisors: 1 1567 8923 13982341