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12753136 = 241172461
BaseRepresentation
bin110000101001…
…100011110000
3212222221000101
4300221203300
511231100021
61133202144
7213254104
oct60514360
925887011
1012753136
117220690
124330354
132846a46
14199d904
1511bda91
hexc298f0

12753136 has 20 divisors (see below), whose sum is σ = 26955864. Its totient is φ = 5796800.

The previous prime is 12753131. The next prime is 12753157. The reversal of 12753136 is 63135721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12753131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36055 + ... + 36406.

Almost surely, 212753136 is an apocalyptic number.

12753136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12753136 is an abundant number, since it is smaller than the sum of its proper divisors (14202728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12753136 is a wasteful number, since it uses less digits than its factorization.

12753136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72480 (or 72474 counting only the distinct ones).

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

The square root of 12753136 is about 3571.1533151070. The cubic root of 12753136 is about 233.6355883416.

Adding to 12753136 its reverse (63135721), we get a palindrome (75888857).

The spelling of 12753136 in words is "twelve million, seven hundred fifty-three thousand, one hundred thirty-six".

Divisors: 1 2 4 8 11 16 22 44 88 176 72461 144922 289844 579688 797071 1159376 1594142 3188284 6376568 12753136