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13958341 = 54125801
BaseRepresentation
bin110101001111…
…110011000101
3222021011020121
4311033303011
512033131331
61215101541
7226433605
oct65176305
928234217
1013958341
117974121
1248118b1
132b79497
141bd4c05
15135ac11
hexd4fcc5

13958341 has 4 divisors (see below), whose sum is σ = 13984684. Its totient is φ = 13932000.

The previous prime is 13958333. The next prime is 13958353. The reversal of 13958341 is 14385931.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14385931 = 72055133.

It can be written as a sum of positive squares in 2 ways, for example, as 6395841 + 7562500 = 2529^2 + 2750^2 .

It is a cyclic number.

It is not a de Polignac number, because 13958341 - 23 = 13958333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13958297 and 13958306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13958381) 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, 12360 + ... + 13441.

It is an arithmetic number, because the mean of its divisors is an integer number (3496171).

Almost surely, 213958341 is an apocalyptic number.

It is an amenable number.

13958341 is a deficient number, since it is larger than the sum of its proper divisors (26343).

13958341 is an equidigital number, since it uses as much as digits as its factorization.

13958341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26342.

The product of its digits is 12960, while the sum is 34.

The square root of 13958341 is about 3736.0863212726. The cubic root of 13958341 is about 240.7749314878.

The spelling of 13958341 in words is "thirteen million, nine hundred fifty-eight thousand, three hundred forty-one".

Divisors: 1 541 25801 13958341