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12883013 = 1113233917
BaseRepresentation
bin110001001001…
…010001000101
3220020112011122
4301021101011
511244224023
61140043325
7214334543
oct61112105
926215148
1012883013
1172aa220
124393545
132890bb0
1419d4d93
1511e72c8
hexc49445

12883013 has 16 divisors (see below), whose sum is σ = 15797376. Its totient is φ = 10338240.

The previous prime is 12883001. The next prime is 12883043. The reversal of 12883013 is 31038821.

It is not a de Polignac number, because 12883013 - 24 = 12882997 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 (12883043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1331 + ... + 5247.

It is an arithmetic number, because the mean of its divisors is an integer number (987336).

Almost surely, 212883013 is an apocalyptic number.

12883013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12883013 is a deficient number, since it is larger than the sum of its proper divisors (2914363).

12883013 is a wasteful number, since it uses less digits than its factorization.

12883013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3964.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 12883013 is about 3589.2914342527. The cubic root of 12883013 is about 234.4260203712.

The spelling of 12883013 in words is "twelve million, eight hundred eighty-three thousand, thirteen".

Divisors: 1 11 13 23 143 253 299 3289 3917 43087 50921 90091 560131 991001 1171183 12883013