136988 is an even 6-digits composite number following 136987
and preceding 136989 . In scientific notation, it is written as 1.36988 × 10^5.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 65472 positive integers (up to 136988) that are relatively prime to 136988.
136988 has 12 divisors, whose sum is 250320
The reverse of 136988 is 889631
Previous prime number is 23
Is Prime? no
Number parity even
Number length 6
Sum of Digits 35
Digital Root 8
Name
one hundred thirty-six thousand nine hundred eighty-eight
Scientific notation
1.36988 × 10^5
Engineering notation
1.36988 × 10^3
Prime Factorization
2 × 2 × 23 × 1489
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
68494
Product of the distinct prime numbers
The prime factorization of 136988 is 2 × 2 × 23 × 1489.
Since it has a total of 4 prime factors.
4 , 3 , 5 , 36 , 653 , 731 , 1112 , 745 , 67279 , 17109 , 851570 , 654310 , 1847498 , 5839109 , 6335302 , 39550979 , 254918230 , 130809582 , 4829074134 , 8854913331
n×2
273976
n×3
410964
n×4
547952
n×5
684940
n÷2
68494
n÷3
45662.666666667
n÷3
34247
n÷5
27397.6
n2
18765712144
n3
2570677375182272
n4
3.5215195227147E+20
n5
4.8240591637764E+25
2 √n
370.11889981464
3 √n
51.549862161398
4 √n
19.238474466928
5 √n
10.649678692123
1 , 2 , 4 , 23 , 46 , 92 , 1489 , 2978 , 5956 , 34247 , 68494 , 136988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-136987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 136988 can be divided by 12 positive divisors.
The sum of these divisors (counting 136988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100001011100011100
3
Ternary
20221220122
4
Quaternary
201130130
5
Quinary
13340423
6
Senary
2534112
8
Octal
413434
10
Decimal
136988
12
Duodecimal
67338
16
Hexadecimal
2171c
20
Vigesimal
h298
36
Base36
2xp8
md5
c49eac7d3daea3321aefccf7910bab76
sha1
749c424256afe4c6e227324ab1a92fecd2ea4321
sha256
f669dd56c1ab7d9740afc671d7a006dd5939bce4422cefc7ba0dfa24f6082da2
sha512
9d15672165daf3ff475193e82c2442afadb7420b566fd8bce0cb0d8c7801a1667cf82f14f53ed71234cfe3c26dd0e6d8eb3300dc8d26c19f2b95025321f5c3d6
ripemd-160
44607ab73ae43e97b9d414d0ccad10821ef56907
Diameter
273976
Circumference
860720.98885992
Area
58954223410.971
Volume
1.0768028208829E+16
Surface area
235816893643.88
Circumference
860720.98885992
Perimeter
547952
Area
18765712144
Diagonal
193730.28748237
Surface area
112594272864
Volume
2570677375182272
Space diagonal
237270.17602725
Perimeter
410964
Area
8125791718.4051
Altitude
118635.08801362
Surface area
8125791718.4051
Volume
3.0295723403904E+14
Height
64576.762494122