Search a number
-
+
14995883189 = 72142269027
BaseRepresentation
bin11011111011101001…
…10000010010110101
31102201002101210111002
431331310300102311
5221202421230224
610520005453045
71040416622030
oct157564602265
942632353432
1014995883189
1163a586aaa1
122aa6111185
13154ca37281
14a23872017
155cb79e9ae
hex37dd304b5

14995883189 has 4 divisors (see below), whose sum is σ = 17138152224. Its totient is φ = 12853614156.

The previous prime is 14995883179. The next prime is 14995883207. The reversal of 14995883189 is 98138859941.

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 an emirpimes, since its reverse is a distinct semiprime: 98138859941 = 707913863379.

It is a cyclic number.

It is not a de Polignac number, because 14995883189 - 228 = 14727447733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14995883179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1071134507 + ... + 1071134520.

It is an arithmetic number, because the mean of its divisors is an integer number (4284538056).

Almost surely, 214995883189 is an apocalyptic number.

It is an amenable number.

14995883189 is a deficient number, since it is larger than the sum of its proper divisors (2142269035).

14995883189 is an equidigital number, since it uses as much as digits as its factorization.

14995883189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142269034.

The product of its digits is 22394880, while the sum is 65.

The spelling of 14995883189 in words is "fourteen billion, nine hundred ninety-five million, eight hundred eighty-three thousand, one hundred eighty-nine".

Divisors: 1 7 2142269027 14995883189