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14067769 = 31453799
BaseRepresentation
bin110101101010…
…100000111001
3222110201100111
4311222200321
512100132034
61221304321
7230400622
oct65524071
928421314
1014067769
117a39361
1248650a1
132bb7231
141c22a49
15137d364
hexd6a839

14067769 has 4 divisors (see below), whose sum is σ = 14521600. Its totient is φ = 13613940.

The previous prime is 14067749. The next prime is 14067787. The reversal of 14067769 is 96776041.

14067769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 an emirpimes, since its reverse is a distinct semiprime: 96776041 = 153163211.

It is a cyclic number.

It is not a de Polignac number, because 14067769 - 211 = 14065721 is a prime.

It is a super-2 number, since 2×140677692 = 395804249274722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14067749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226869 + ... + 226930.

It is an arithmetic number, because the mean of its divisors is an integer number (3630400).

Almost surely, 214067769 is an apocalyptic number.

It is an amenable number.

14067769 is a deficient number, since it is larger than the sum of its proper divisors (453831).

14067769 is an equidigital number, since it uses as much as digits as its factorization.

14067769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453830.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 14067769 is about 3750.7024675386. The cubic root of 14067769 is about 241.4024885416.

The spelling of 14067769 in words is "fourteen million, sixty-seven thousand, seven hundred sixty-nine".

Divisors: 1 31 453799 14067769