Search a number
-
+
14145517 = 311992293
BaseRepresentation
bin110101111101…
…011111101101
3222121200000001
4311331133231
512110124032
61223104301
7231143401
oct65753755
928550001
1014145517
117a91811
1248a2091
132c13739
141c43101
1513963e7
hexd7d7ed

14145517 has 8 divisors (see below), whose sum is σ = 14681600. Its totient is φ = 13614480.

The previous prime is 14145499. The next prime is 14145539. The reversal of 14145517 is 71554141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14145517 - 27 = 14145389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14145577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5023 + ... + 7315.

It is an arithmetic number, because the mean of its divisors is an integer number (1835200).

Almost surely, 214145517 is an apocalyptic number.

It is an amenable number.

14145517 is a deficient number, since it is larger than the sum of its proper divisors (536083).

14145517 is a wasteful number, since it uses less digits than its factorization.

14145517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523.

The product of its digits is 2800, while the sum is 28.

The square root of 14145517 is about 3761.0526452045. The cubic root of 14145517 is about 241.8463895499.

Adding to 14145517 its reverse (71554141), we get a palindrome (85699658).

The spelling of 14145517 in words is "fourteen million, one hundred forty-five thousand, five hundred seventeen".

Divisors: 1 31 199 2293 6169 71083 456307 14145517