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14155151249 = 101419139571
BaseRepresentation
bin11010010111011011…
…00111011110010001
31100112111102012002002
431023231213132101
5212442204314444
610300334003345
71010530541351
oct151355473621
940474365062
1014155151249
116004239708
1228b0646555
1314477c2655
14983d42b61
1557ca7dd4e
hex34bb67791

14155151249 has 4 divisors (see below), whose sum is σ = 14155392240. Its totient is φ = 14154910260.

The previous prime is 14155151239. The next prime is 14155151251. The reversal of 14155151249 is 94215155141.

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 a de Polignac number, because none of the positive numbers 2k-14155151249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14155151239) 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, 31634 + ... + 171204.

It is an arithmetic number, because the mean of its divisors is an integer number (3538848060).

Almost surely, 214155151249 is an apocalyptic number.

It is an amenable number.

14155151249 is a deficient number, since it is larger than the sum of its proper divisors (240991).

14155151249 is a wasteful number, since it uses less digits than its factorization.

14155151249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240990.

The product of its digits is 36000, while the sum is 38.

The spelling of 14155151249 in words is "fourteen billion, one hundred fifty-five million, one hundred fifty-one thousand, two hundred forty-nine".

Divisors: 1 101419 139571 14155151249