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12302113 = 56321851
BaseRepresentation
bin101110111011…
…011100100001
3212011000022211
4232323130201
511122131423
61115402121
7206365135
oct56733441
925130284
1012302113
116a4283a
124153341
132719675
1418c33c5
15113010d
hexbbb721

12302113 has 4 divisors (see below), whose sum is σ = 12324528. Its totient is φ = 12279700.

The previous prime is 12302089. The next prime is 12302141. The reversal of 12302113 is 31120321.

12302113 is digitally balanced in base 3, 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.

It is a cyclic number.

It is not a de Polignac number, because 12302113 - 217 = 12171041 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 12302093 and 12302102.

It is not an unprimeable number, because it can be changed into a prime (12302153) 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, 10363 + ... + 11488.

It is an arithmetic number, because the mean of its divisors is an integer number (3081132).

Almost surely, 212302113 is an apocalyptic number.

It is an amenable number.

12302113 is a deficient number, since it is larger than the sum of its proper divisors (22415).

12302113 is an equidigital number, since it uses as much as digits as its factorization.

12302113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22414.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 12302113 is about 3507.4368134009. The cubic root of 12302113 is about 230.8482414951.

Adding to 12302113 its reverse (31120321), we get a palindrome (43422434).

The spelling of 12302113 in words is "twelve million, three hundred two thousand, one hundred thirteen".

Divisors: 1 563 21851 12302113