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12137653 = 114367383
BaseRepresentation
bin101110010011…
…010010110101
3211211122201201
4232103102311
511101401103
61112052501
7205111513
oct56232265
924748651
1012137653
116940220
124094131
13268c858
14187d4b3
1510eb51d
hexb934b5

12137653 has 16 divisors (see below), whose sum is σ = 13787136. Its totient is φ = 10589040.

The previous prime is 12137651. The next prime is 12137659. The reversal of 12137653 is 35673121.

It is not a de Polignac number, because 12137653 - 21 = 12137651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12137651) 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 15 ways as a sum of consecutive naturals, for example, 31500 + ... + 31882.

It is an arithmetic number, because the mean of its divisors is an integer number (861696).

Almost surely, 212137653 is an apocalyptic number.

It is an amenable number.

12137653 is a deficient number, since it is larger than the sum of its proper divisors (1649483).

12137653 is a wasteful number, since it uses less digits than its factorization.

12137653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504.

The product of its digits is 3780, while the sum is 28.

The square root of 12137653 is about 3483.9134604637. The cubic root of 12137653 is about 229.8149298877.

The spelling of 12137653 in words is "twelve million, one hundred thirty-seven thousand, six hundred fifty-three".

Divisors: 1 11 43 67 383 473 737 2881 4213 16469 25661 31691 181159 282271 1103423 12137653