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12873201 = 311390097
BaseRepresentation
bin110001000110…
…110111110001
3220020000201020
4301012313301
511243420301
61135530053
7214264125
oct61066761
926200636
1012873201
1172a2910
124389929
1328895a3
1419d1585
1511e4436
hexc46df1

12873201 has 8 divisors (see below), whose sum is σ = 18724704. Its totient is φ = 7801920.

The previous prime is 12873197. The next prime is 12873229. The reversal of 12873201 is 10237821.

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

It is not a de Polignac number, because 12873201 - 22 = 12873197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12873271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195016 + ... + 195081.

It is an arithmetic number, because the mean of its divisors is an integer number (2340588).

Almost surely, 212873201 is an apocalyptic number.

12873201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12873201 is a deficient number, since it is larger than the sum of its proper divisors (5851503).

12873201 is a wasteful number, since it uses less digits than its factorization.

12873201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390111.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 12873201 is about 3587.9243303058. The cubic root of 12873201 is about 234.3664904999.

The spelling of 12873201 in words is "twelve million, eight hundred seventy-three thousand, two hundred one".

Divisors: 1 3 11 33 390097 1170291 4291067 12873201