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12082963 = 31389773
BaseRepresentation
bin101110000101…
…111100010011
3211201212201011
4232011330103
511043123323
61110551351
7204463204
oct56057423
924655634
1012082963
116903122
124068557
1326709a9
1418675ab
1510da20d
hexb85f13

12082963 has 4 divisors (see below), whose sum is σ = 12472768. Its totient is φ = 11693160.

The previous prime is 12082949. The next prime is 12082969. The reversal of 12082963 is 36928021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12082963 - 29 = 12082451 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 389773 = 12082963 / (1 + 2 + 0 + 8 + 2 + 9 + 6 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12082969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194856 + ... + 194917.

It is an arithmetic number, because the mean of its divisors is an integer number (3118192).

Almost surely, 212082963 is an apocalyptic number.

12082963 is a deficient number, since it is larger than the sum of its proper divisors (389805).

12082963 is an equidigital number, since it uses as much as digits as its factorization.

12082963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389804.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 12082963 is about 3476.0556669881. The cubic root of 12082963 is about 229.4692424325.

The spelling of 12082963 in words is "twelve million, eighty-two thousand, nine hundred sixty-three".

Divisors: 1 31 389773 12082963