Search a number
-
+
14711830 = 257210169
BaseRepresentation
bin111000000111…
…110000010110
31000200102211121
4320013300112
512231234310
61243154154
7236022430
oct70076026
930612747
1014711830
118339241
124b1595a
133081433
141d4d650
1514590da
hexe07c16

14711830 has 16 divisors (see below), whose sum is σ = 30264480. Its totient is φ = 5044032.

The previous prime is 14711821. The next prime is 14711843. The reversal of 14711830 is 3811741.

It is a junction number, because it is equal to n+sod(n) for n = 14711795 and 14711804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105015 + ... + 105154.

It is an arithmetic number, because the mean of its divisors is an integer number (1891530).

Almost surely, 214711830 is an apocalyptic number.

14711830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14711830 is an abundant number, since it is smaller than the sum of its proper divisors (15552650).

14711830 is a wasteful number, since it uses less digits than its factorization.

14711830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210183.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 14711830 is about 3835.6003441443. The cubic root of 14711830 is about 245.0316771481.

The spelling of 14711830 in words is "fourteen million, seven hundred eleven thousand, eight hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 210169 420338 1050845 1471183 2101690 2942366 7355915 14711830