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12883123 = 114724919
BaseRepresentation
bin110001001001…
…010010110011
3220020112022201
4301021102303
511244224443
61140044031
7214335061
oct61112263
926215281
1012883123
1172aa310
124393617
132890c66
1419d5031
1511e734d
hexc494b3

12883123 has 8 divisors (see below), whose sum is σ = 14353920. Its totient is φ = 11462280.

The previous prime is 12883111. The next prime is 12883133. The reversal of 12883123 is 32138821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12883123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12883091 and 12883100.

It is not an unprimeable number, because it can be changed into a prime (12883103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11943 + ... + 12976.

It is an arithmetic number, because the mean of its divisors is an integer number (1794240).

Almost surely, 212883123 is an apocalyptic number.

12883123 is a deficient number, since it is larger than the sum of its proper divisors (1470797).

12883123 is a wasteful number, since it uses less digits than its factorization.

12883123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24977.

The product of its digits is 2304, while the sum is 28.

The square root of 12883123 is about 3589.3067575787. The cubic root of 12883123 is about 234.4266875751.

The spelling of 12883123 in words is "twelve million, eight hundred eighty-three thousand, one hundred twenty-three".

Divisors: 1 11 47 517 24919 274109 1171193 12883123