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14706109 = 111336919
BaseRepresentation
bin111000000110…
…010110111101
31000200010222201
4320012112331
512231043414
61243111501
7235666645
oct70062675
930603881
1014706109
118334a10
124b12591
13307b952
141d4b525
151457574
hexe065bd

14706109 has 4 divisors (see below), whose sum is σ = 16043040. Its totient is φ = 13369180.

The previous prime is 14706101. The next prime is 14706113. The reversal of 14706109 is 90160741.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 14706109 - 23 = 14706101 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 (14706101) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 668449 + ... + 668470.

It is an arithmetic number, because the mean of its divisors is an integer number (4010760).

Almost surely, 214706109 is an apocalyptic number.

It is an amenable number.

14706109 is a deficient number, since it is larger than the sum of its proper divisors (1336931).

14706109 is a wasteful number, since it uses less digits than its factorization.

14706109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336930.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 14706109 is about 3834.8544952840. The cubic root of 14706109 is about 244.9999111481. Note that the first 4 decimals are identical.

The spelling of 14706109 in words is "fourteen million, seven hundred six thousand, one hundred nine".

Divisors: 1 11 1336919 14706109