Search a number
-
+
13414969 = 19706051
BaseRepresentation
bin110011001011…
…001000111001
3221020112212201
4303023020321
511413234334
61155310201
7222011461
oct63131071
927215781
1013414969
117632957
1245ab361
132a19069
141ad2ba1
15129ec14
hexccb239

13414969 has 4 divisors (see below), whose sum is σ = 14121040. Its totient is φ = 12708900.

The previous prime is 13414963. The next prime is 13414981. The reversal of 13414969 is 96941431.

13414969 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 an emirpimes, since its reverse is a distinct semiprime: 96941431 = 421123021.

It is a cyclic number.

It is not a de Polignac number, because 13414969 - 213 = 13406777 is a prime.

It is a super-2 number, since 2×134149692 = 359922786541922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13414963) 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, 353007 + ... + 353044.

It is an arithmetic number, because the mean of its divisors is an integer number (3530260).

Almost surely, 213414969 is an apocalyptic number.

13414969 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

13414969 is a deficient number, since it is larger than the sum of its proper divisors (706071).

13414969 is an equidigital number, since it uses as much as digits as its factorization.

13414969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706070.

The product of its digits is 23328, while the sum is 37.

The square root of 13414969 is about 3662.6450824507. The cubic root of 13414969 is about 237.6091848849.

The spelling of 13414969 in words is "thirteen million, four hundred fourteen thousand, nine hundred sixty-nine".

Divisors: 1 19 706051 13414969