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109136 = 2419359
BaseRepresentation
bin11010101001010000
312112201002
4122221100
511443021
62201132
7633116
oct325120
9175632
10109136
1174aa5
12531a8
133a8a1
142bab6
152250b
hex1aa50

109136 has 20 divisors (see below), whose sum is σ = 223200. Its totient is φ = 51552.

The previous prime is 109133. The next prime is 109139. The reversal of 109136 is 631901.

It is an interprime number because it is at equal distance from previous prime (109133) and next prime (109139).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 109136.

It is not an unprimeable number, because it can be changed into a prime (109133) 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, 125 + ... + 483.

It is an arithmetic number, because the mean of its divisors is an integer number (11160).

2109136 is an apocalyptic number.

109136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111600).

109136 is an abundant number, since it is smaller than the sum of its proper divisors (114064).

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

109136 is a wasteful number, since it uses less digits than its factorization.

109136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 109136 is about 330.3573822393. The cubic root of 109136 is about 47.7884206004.

The spelling of 109136 in words is "one hundred nine thousand, one hundred thirty-six".

Divisors: 1 2 4 8 16 19 38 76 152 304 359 718 1436 2872 5744 6821 13642 27284 54568 109136