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14310505 = 511260191
BaseRepresentation
bin110110100101…
…110001101001
3222221001022201
4312211301221
512130414010
61230420201
7232431406
oct66456151
928831281
1014310505
118094770
124961661
132c70871
141c872ad
1513ca23a
hexda5c69

14310505 has 8 divisors (see below), whose sum is σ = 18733824. Its totient is φ = 10407600.

The previous prime is 14310503. The next prime is 14310521. The reversal of 14310505 is 50501341.

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

It is not a de Polignac number, because 14310505 - 21 = 14310503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14310503) 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 7 ways as a sum of consecutive naturals, for example, 130041 + ... + 130150.

It is an arithmetic number, because the mean of its divisors is an integer number (2341728).

Almost surely, 214310505 is an apocalyptic number.

It is an amenable number.

14310505 is a deficient number, since it is larger than the sum of its proper divisors (4423319).

14310505 is a wasteful number, since it uses less digits than its factorization.

14310505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260207.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 14310505 is about 3782.9228117951. The cubic root of 14310505 is about 242.7830259080.

Adding to 14310505 its reverse (50501341), we get a palindrome (64811846).

It can be divided in two parts, 143 and 10505, that added together give a cube (10648 = 223).

The spelling of 14310505 in words is "fourteen million, three hundred ten thousand, five hundred five".

Divisors: 1 5 11 55 260191 1300955 2862101 14310505