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14145249 = 313135993
BaseRepresentation
bin110101111101…
…011011100001
3222121122122010
4311331123201
512110121444
61223103133
7231142536
oct65753341
928548563
1014145249
117a91598
1248a1aa9
132c13591
141c42d8d
1513962b9
hexd7d6e1

14145249 has 8 divisors (see below), whose sum is σ = 19004832. Its totient is φ = 9357920.

The previous prime is 14145247. The next prime is 14145251. The reversal of 14145249 is 94254141.

It is an interprime number because it is at equal distance from previous prime (14145247) and next prime (14145251).

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 14145249 - 21 = 14145247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14145247) 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, 17604 + ... + 18389.

It is an arithmetic number, because the mean of its divisors is an integer number (2375604).

Almost surely, 214145249 is an apocalyptic number.

It is an amenable number.

14145249 is a deficient number, since it is larger than the sum of its proper divisors (4859583).

14145249 is a wasteful number, since it uses less digits than its factorization.

14145249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36127.

The product of its digits is 5760, while the sum is 30.

The square root of 14145249 is about 3761.0170167124. The cubic root of 14145249 is about 241.8448622052.

The spelling of 14145249 in words is "fourteen million, one hundred forty-five thousand, two hundred forty-nine".

Divisors: 1 3 131 393 35993 107979 4715083 14145249