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12875776 = 2116287
BaseRepresentation
bin110001000111…
…100000000000
3220020011020121
4301013200000
511244011101
61135550024
7214304464
oct61074000
926204217
1012875776
1172a4841
12438b314
13288a804
1419d24a4
1511e50a1
hexc47800

12875776 has 24 divisors (see below), whose sum is σ = 25749360. Its totient is φ = 6436864.

The previous prime is 12875771. The next prime is 12875777. The reversal of 12875776 is 67757821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12875771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1096 + ... + 5191.

It is an arithmetic number, because the mean of its divisors is an integer number (1072890).

Almost surely, 212875776 is an apocalyptic number.

12875776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12875776 is a deficient number, since it is larger than the sum of its proper divisors (12873584).

12875776 is an frugal number, since it uses more digits than its factorization.

12875776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6309 (or 6289 counting only the distinct ones).

The product of its digits is 164640, while the sum is 43.

The square root of 12875776 is about 3588.2831549364. The cubic root of 12875776 is about 234.3821160743.

The spelling of 12875776 in words is "twelve million, eight hundred seventy-five thousand, seven hundred seventy-six".

Divisors: 1 2 4 8 16 32 64 128 256 512 1024 2048 6287 12574 25148 50296 100592 201184 402368 804736 1609472 3218944 6437888 12875776