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14062989 = 34687663
BaseRepresentation
bin110101101001…
…010110001101
3222110110210110
4311221112031
512100003424
61221230233
7230350653
oct65512615
928413713
1014062989
117a35806
124862379
132bb4cc5
141c20dd3
15137bc29
hexd6958d

14062989 has 4 divisors (see below), whose sum is σ = 18750656. Its totient is φ = 9375324.

The previous prime is 14062987. The next prime is 14062991. The reversal of 14062989 is 98926041.

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 an interprime number because it is at equal distance from previous prime (14062987) and next prime (14062991).

It is not a de Polignac number, because 14062989 - 21 = 14062987 is a prime.

It is a super-2 number, since 2×140629892 = 395535319228242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14062987) 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, 2343829 + ... + 2343834.

It is an arithmetic number, because the mean of its divisors is an integer number (4687664).

Almost surely, 214062989 is an apocalyptic number.

It is an amenable number.

14062989 is a deficient number, since it is larger than the sum of its proper divisors (4687667).

14062989 is an equidigital number, since it uses as much as digits as its factorization.

14062989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4687666.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 14062989 is about 3750.0651994332. The cubic root of 14062989 is about 241.3751438927.

It can be divided in two parts, 14062 and 989, that added together give a palindrome (15051).

The spelling of 14062989 in words is "fourteen million, sixty-two thousand, nine hundred eighty-nine".

Divisors: 1 3 4687663 14062989