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12917852 = 223229463
BaseRepresentation
bin110001010001…
…110001011100
3220022021221222
4301101301130
511301332402
61140512512
7214541243
oct61216134
926267858
1012917852
117323412
1243ab738
1328a39cc
141a0395a
1512027a2
hexc51c5c

12917852 has 6 divisors (see below), whose sum is σ = 22606248. Its totient is φ = 6458924.

The previous prime is 12917833. The next prime is 12917939. The reversal of 12917852 is 25871921.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1614728 + ... + 1614735.

It is an arithmetic number, because the mean of its divisors is an integer number (3767708).

Almost surely, 212917852 is an apocalyptic number.

It is an amenable number.

12917852 is a deficient number, since it is larger than the sum of its proper divisors (9688396).

12917852 is a wasteful number, since it uses less digits than its factorization.

12917852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229467 (or 3229465 counting only the distinct ones).

The product of its digits is 10080, while the sum is 35.

The square root of 12917852 is about 3594.1413439096. The cubic root of 12917852 is about 234.6371463741.

The spelling of 12917852 in words is "twelve million, nine hundred seventeen thousand, eight hundred fifty-two".

Divisors: 1 2 4 3229463 6458926 12917852