137989 is an odd 6-digits composite number following 137988
and preceding 137990 . In scientific notation, it is written as 1.37989 × 10^5.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 129856 positive integers (up to 137989) that are relatively prime to 137989.
137989 has 4 divisors, whose sum is 146124
The reverse of 137989 is 989731
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 37
Digital Root 1
Name
one hundred thirty-seven thousand nine hundred eighty-nine
Scientific notation
1.37989 × 10^5
Engineering notation
1.37989 × 10^3
Prime Factorization
17 × 8117
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
137989
Product of the distinct prime numbers
The prime factorization of 137989 is 17 × 8117.
Since it has a total of 2 prime factors.
7 , 2 , 11 , 54 , 282 , 520 , 5099 , 7828 , 23432 , 57802 , 594382 , 759479 , 5365348 , 4115500 , 1685087 , 14957856 , 580814369 , 716597478 , 8274765424 , 1195214514
n×2
275978
n×3
413967
n×4
551956
n×5
689945
n÷2
68994.5
n÷3
45996.333333333
n÷3
34497.25
n÷5
27597.8
n2
19040964121
n3
2627443598092669
n4
3.6255831465721E+20
n5
5.0029059281234E+25
2 √n
371.46870662278
3 √n
51.67511944025
4 √n
19.273523461546
5 √n
10.665197285556
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-137988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 137989 can be divided by 4 positive divisors.
The sum of these divisors (counting 137989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001101100000101
3
Ternary
21000021201
4
Quaternary
201230011
5
Quinary
13403424
6
Senary
2542501
8
Octal
415405
10
Decimal
137989
12
Duodecimal
67a31
16
Hexadecimal
21b05
20
Vigesimal
h4j9
36
Base36
2yh1
md5
5e77063a21ebefd417346a080bf3a30c
sha1
b6281e5074d3363d08458b0ce29ef0eec1d0534a
sha256
014ea0a253820109d2be6230fe0ec7f1d9becdc0c828fbba2f533c49275e00e4
sha512
c63e9f8bed6795ede5a25e9e1db7b8f83dbc6ca86e22a3dbfeba458589e81e8ef65bda25bcf1691f9045952fefcd7c418c458b7af145e1e57ccfee89fc0d1851
ripemd-160
2f39dcdec4b4d7087bdfc4b3311addd82f2c0a68
Diameter
275978
Circumference
867010.4573524
Area
59818952999.8
Volume
1.1005810007319E+16
Surface area
239275811999.2
Circumference
867010.4573524
Perimeter
551956
Area
19040964121
Diagonal
195145.9152583
Surface area
114245784726
Volume
2627443598092669
Space diagonal
239003.95888562
Perimeter
413967
Area
8244979320.667
Altitude
119501.97944281
Surface area
8244979320.667
Volume
3.0964719756608E+14
Height
65048.638419434