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14185801 = 77612663
BaseRepresentation
bin110110000111…
…010101001001
3222200201021001
4312013111021
512112421201
61224015001
7231402010
oct66072511
928621231
1014185801
11800a003
124901461
132c28b86
141c53a77
1513a3301
hexd87549

14185801 has 8 divisors (see below), whose sum is σ = 16239744. Its totient is φ = 12138720.

The previous prime is 14185789. The next prime is 14185811. The reversal of 14185801 is 10858141.

14185801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

14185801 is a nontrivial binomial coefficient, being equal to C(5327, 2).

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 14185801 - 215 = 14153033 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 14185801.

It is not an unprimeable number, because it can be changed into a prime (14185811) 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, 3996 + ... + 6658.

It is an arithmetic number, because the mean of its divisors is an integer number (2029968).

Almost surely, 214185801 is an apocalyptic number.

14185801 is the 5326-th triangular number.

14185801 is the 1776-th centered nonagonal number.

It is an amenable number.

14185801 is a deficient number, since it is larger than the sum of its proper divisors (2053943).

14185801 is an equidigital number, since it uses as much as digits as its factorization.

14185801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3431.

The product of its (nonzero) digits is 1280, while the sum is 28.

The square root of 14185801 is about 3766.4042533961. The cubic root of 14185801 is about 242.0757509370.

The spelling of 14185801 in words is "fourteen million, one hundred eighty-five thousand, eight hundred one".

Divisors: 1 7 761 2663 5327 18641 2026543 14185801