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12883385 = 522711351
BaseRepresentation
bin110001001001…
…010110111001
3220020112200102
4301021112321
511244232020
61140045145
7214335614
oct61112671
926215612
1012883385
1172aa529
1243937b5
132891108
1419d517b
1511e7475
hexc495b9

12883385 has 8 divisors (see below), whose sum is σ = 15529536. Its totient is φ = 10260400.

The previous prime is 12883369. The next prime is 12883397. The reversal of 12883385 is 58338821.

12883385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12883385 - 24 = 12883369 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4541 + ... + 6810.

It is an arithmetic number, because the mean of its divisors is an integer number (1941192).

Almost surely, 212883385 is an apocalyptic number.

It is an amenable number.

12883385 is a deficient number, since it is larger than the sum of its proper divisors (2646151).

12883385 is a wasteful number, since it uses less digits than its factorization.

12883385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11583.

The product of its digits is 46080, while the sum is 38.

The square root of 12883385 is about 3589.3432546916. The cubic root of 12883385 is about 234.4282767182.

The spelling of 12883385 in words is "twelve million, eight hundred eighty-three thousand, three hundred eighty-five".

Divisors: 1 5 227 1135 11351 56755 2576677 12883385