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136142184 = 2335672591
BaseRepresentation
bin10000001110101…
…01110101101000
3100111011201222010
420013111311220
5234323022214
621301555520
73242121663
oct1007256550
9314151863
10136142184
116a937702
1239715ba0
1322289409
141411c6da
15be43659
hex81d5d68

136142184 has 16 divisors (see below), whose sum is σ = 340355520. Its totient is φ = 45380720.

The previous prime is 136142183. The next prime is 136142231. The reversal of 136142184 is 481241631.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (136142183) 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 3 ways as a sum of consecutive naturals, for example, 2836272 + ... + 2836319.

It is an arithmetic number, because the mean of its divisors is an integer number (21272220).

Almost surely, 2136142184 is an apocalyptic number.

It is an amenable number.

136142184 is an abundant number, since it is smaller than the sum of its proper divisors (204213336).

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

136142184 is a wasteful number, since it uses less digits than its factorization.

136142184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5672600 (or 5672596 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 136142184 is about 11667.9982859101. The cubic root of 136142184 is about 514.4354689990.

The spelling of 136142184 in words is "one hundred thirty-six million, one hundred forty-two thousand, one hundred eighty-four".

Divisors: 1 2 3 4 6 8 12 24 5672591 11345182 17017773 22690364 34035546 45380728 68071092 136142184