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12673801 = 721811429
BaseRepresentation
bin110000010110…
…001100001001
3212211220012001
4300112030021
511221030201
61131351001
7212503600
oct60261411
925756161
1012673801
117177018
1242b2461
1328198ba
14197ca37
1511a5301
hexc16309

12673801 has 12 divisors (see below), whose sum is σ = 14834820. Its totient is φ = 10795680.

The previous prime is 12673799. The next prime is 12673811. The reversal of 12673801 is 10837621.

It can be written as a sum of positive squares in 2 ways, for example, as 423801 + 12250000 = 651^2 + 3500^2 .

It is not a de Polignac number, because 12673801 - 21 = 12673799 is a prime.

12673801 is a modest number, since divided by 3801 gives 1267 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 12673801.

It is not an unprimeable number, because it can be changed into a prime (12673811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8155 + ... + 9583.

It is an arithmetic number, because the mean of its divisors is an integer number (1236235).

Almost surely, 212673801 is an apocalyptic number.

It is an amenable number.

12673801 is a deficient number, since it is larger than the sum of its proper divisors (2161019).

12673801 is a wasteful number, since it uses less digits than its factorization.

12673801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624 (or 1617 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 12673801 is about 3560.0282302251. The cubic root of 12673801 is about 233.1501117211.

The spelling of 12673801 in words is "twelve million, six hundred seventy-three thousand, eight hundred one".

Divisors: 1 7 49 181 1267 1429 8869 10003 70021 258649 1810543 12673801