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12853538 = 219338251
BaseRepresentation
bin110001000010…
…000100100010
3220012000201222
4301002010202
511242303123
61135255042
7214152605
oct61020442
926160658
1012853538
11728a065
12437a482
132880659
1419c833c
1511dd6c8
hexc42122

12853538 has 8 divisors (see below), whose sum is σ = 20295120. Its totient is φ = 6088500.

The previous prime is 12853531. The next prime is 12853553. The reversal of 12853538 is 83535821.

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

It is a junction number, because it is equal to n+sod(n) for n = 12853498 and 12853507.

It is not an unprimeable number, because it can be changed into a prime (12853531) 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 in 3 ways as a sum of consecutive naturals, for example, 169088 + ... + 169163.

It is an arithmetic number, because the mean of its divisors is an integer number (2536890).

Almost surely, 212853538 is an apocalyptic number.

12853538 is a deficient number, since it is larger than the sum of its proper divisors (7441582).

12853538 is a wasteful number, since it uses less digits than its factorization.

12853538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338272.

The product of its digits is 28800, while the sum is 35.

The square root of 12853538 is about 3585.1831194515. The cubic root of 12853538 is about 234.2471030320.

The spelling of 12853538 in words is "twelve million, eight hundred fifty-three thousand, five hundred thirty-eight".

Divisors: 1 2 19 38 338251 676502 6426769 12853538