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12114943 = 71170633
BaseRepresentation
bin101110001101…
…101111111111
3211210111120121
4232031233333
511100134233
61111355411
7204655351
oct56155777
924714517
1012114943
116925155
124082b67
132682409
1418750d1
1510e492d
hexb8dbff

12114943 has 4 divisors (see below), whose sum is σ = 12285648. Its totient is φ = 11944240.

The previous prime is 12114937. The next prime is 12114959. The reversal of 12114943 is 34941121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34941121 = 66152861.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12114943 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 (12114923) 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, 85246 + ... + 85387.

It is an arithmetic number, because the mean of its divisors is an integer number (3071412).

Almost surely, 212114943 is an apocalyptic number.

12114943 is a deficient number, since it is larger than the sum of its proper divisors (170705).

12114943 is an equidigital number, since it uses as much as digits as its factorization.

12114943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170704.

The product of its digits is 864, while the sum is 25.

The square root of 12114943 is about 3480.6526686816. The cubic root of 12114943 is about 229.6715096431.

The spelling of 12114943 in words is "twelve million, one hundred fourteen thousand, nine hundred forty-three".

Divisors: 1 71 170633 12114943