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14270087 = 131097699
BaseRepresentation
bin110110011011…
…111010000111
3222211222212202
4312123322013
512123120322
61225505115
7232202516
oct66337207
928758782
1014270087
118067367
12494219b
132c58350
141c7667d
1513bd292
hexd9be87

14270087 has 4 divisors (see below), whose sum is σ = 15367800. Its totient is φ = 13172376.

The previous prime is 14270063. The next prime is 14270111. The reversal of 14270087 is 78007241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78007241 = 136000557.

It is an interprime number because it is at equal distance from previous prime (14270063) and next prime (14270111).

It is a cyclic number.

It is not a de Polignac number, because 14270087 - 210 = 14269063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14270017) 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, 548837 + ... + 548862.

It is an arithmetic number, because the mean of its divisors is an integer number (3841950).

Almost surely, 214270087 is an apocalyptic number.

14270087 is a deficient number, since it is larger than the sum of its proper divisors (1097713).

14270087 is a wasteful number, since it uses less digits than its factorization.

14270087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097712.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 14270087 is about 3777.5768688407. The cubic root of 14270087 is about 242.5542415952.

The spelling of 14270087 in words is "fourteen million, two hundred seventy thousand, eighty-seven".

Divisors: 1 13 1097699 14270087