Search a number
-
+
13950941 = 67208223
BaseRepresentation
bin110101001101…
…111111011101
3222020210002112
4311031333131
512032412231
61215003405
7226403204
oct65157735
928223075
1013950941
117969604
124809565
132b75cc4
141bd223b
15135892b
hexd4dfdd

13950941 has 4 divisors (see below), whose sum is σ = 14159232. Its totient is φ = 13742652.

The previous prime is 13950929. The next prime is 13950953. The reversal of 13950941 is 14905931.

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 an emirpimes, since its reverse is a distinct semiprime: 14905931 = 37402863.

It is an interprime number because it is at equal distance from previous prime (13950929) and next prime (13950953).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13950941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13950898 and 13950907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13950901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104045 + ... + 104178.

It is an arithmetic number, because the mean of its divisors is an integer number (3539808).

Almost surely, 213950941 is an apocalyptic number.

It is an amenable number.

13950941 is a deficient number, since it is larger than the sum of its proper divisors (208291).

13950941 is an equidigital number, since it uses as much as digits as its factorization.

13950941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208290.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 13950941 is about 3735.0958488371. The cubic root of 13950941 is about 240.7323751065.

The spelling of 13950941 in words is "thirteen million, nine hundred fifty thousand, nine hundred forty-one".

Divisors: 1 67 208223 13950941