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136028136 = 23315673617
BaseRepresentation
bin10000001101110…
…01111111101000
3100110221221112010
420012321333220
5234310400021
621255315520
73241135326
oct1006717750
9313857463
10136028136
116a869a52
123967bba0
132224952a
14140ccd16
15be1e976
hex81b9fe8

136028136 has 32 divisors (see below), whose sum is σ = 340381440. Its totient is φ = 45301248.

The previous prime is 136028131. The next prime is 136028143. The reversal of 136028136 is 631820631.

It is not an unprimeable number, because it can be changed into a prime (136028131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35800 + ... + 39416.

It is an arithmetic number, because the mean of its divisors is an integer number (10636920).

Almost surely, 2136028136 is an apocalyptic number.

It is an amenable number.

136028136 is an abundant number, since it is smaller than the sum of its proper divisors (204353304).

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

136028136 is a wasteful number, since it uses less digits than its factorization.

136028136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5193 (or 5189 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 136028136 is about 11663.1100483533. The cubic root of 136028136 is about 514.2917792054.

Adding to 136028136 its reverse (631820631), we get a palindrome (767848767).

The spelling of 136028136 in words is "one hundred thirty-six million, twenty-eight thousand, one hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 24 1567 3134 3617 4701 6268 7234 9402 10851 12536 14468 18804 21702 28936 37608 43404 86808 5667839 11335678 17003517 22671356 34007034 45342712 68014068 136028136