Search a number
-
+
14749069 = 31634663
BaseRepresentation
bin111000010000…
…110110001101
31000202022220211
4320100312031
512233432234
61244042421
7236236126
oct70206615
930668824
1014749069
118364215
124b33411
13309537a
141d5d04d
151465164
hexe10d8d

14749069 has 4 divisors (see below), whose sum is σ = 14756896. Its totient is φ = 14741244.

The previous prime is 14749067. The next prime is 14749103. The reversal of 14749069 is 96094741.

It is a happy number.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 14749069 - 21 = 14749067 is a prime.

It is a super-2 number, since 2×147490692 = 435070072733522, 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 (14749061) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 832 + ... + 5494.

It is an arithmetic number, because the mean of its divisors is an integer number (3689224).

Almost surely, 214749069 is an apocalyptic number.

It is an amenable number.

14749069 is a deficient number, since it is larger than the sum of its proper divisors (7827).

14749069 is an equidigital number, since it uses as much as digits as its factorization.

14749069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7826.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 14749069 is about 3840.4516661455. The cubic root of 14749069 is about 245.2382466572.

The spelling of 14749069 in words is "fourteen million, seven hundred forty-nine thousand, sixty-nine".

Divisors: 1 3163 4663 14749069