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14216785 = 511258487
BaseRepresentation
bin110110001110…
…111001010001
3222202021202121
4312032321101
512114414120
61224414241
7231561232
oct66167121
928667677
1014216785
118030310
124917381
132c39ccb
141c61089
1513ac5aa
hexd8ee51

14216785 has 8 divisors (see below), whose sum is σ = 18611136. Its totient is φ = 10339440.

The previous prime is 14216767. The next prime is 14216803. The reversal of 14216785 is 58761241.

It is an interprime number because it is at equal distance from previous prime (14216767) and next prime (14216803).

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

It is not a de Polignac number, because 14216785 - 25 = 14216753 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14216785.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129189 + ... + 129298.

It is an arithmetic number, because the mean of its divisors is an integer number (2326392).

Almost surely, 214216785 is an apocalyptic number.

It is an amenable number.

14216785 is a deficient number, since it is larger than the sum of its proper divisors (4394351).

14216785 is a wasteful number, since it uses less digits than its factorization.

14216785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258503.

The product of its digits is 13440, while the sum is 34.

The square root of 14216785 is about 3770.5152167840. The cubic root of 14216785 is about 242.2518664991.

The spelling of 14216785 in words is "fourteen million, two hundred sixteen thousand, seven hundred eighty-five".

Divisors: 1 5 11 55 258487 1292435 2843357 14216785