138505870 is an even 9-digits composite number following 138505869
and preceding 138505871 . In scientific notation, it is written as 1.38505870 × 10^8.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 55298880 positive integers (up to 138505870) that are relatively prime to 138505870.
138505870 has 16 divisors, whose sum is 249776208
The reverse of 138505870 is 078505831
Previous prime number is 547
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred thirty-eight million five hundred five thousand eight hundred seventy
Scientific notation
1.38505870 × 10^8
Engineering notation
1.38505870 × 10^6
Prime Factorization
2 × 5 × 547 × 25321
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
138505870
Product of the distinct prime numbers
The prime factorization of 138505870 is 2 × 5 × 547 × 25321.
Since it has a total of 4 prime factors.
5 , 2 , 42 , 51 , 317 , 721 , 2804 , 3446 , 87483 , 21511 , 898291 , 951377 , 5432484 , 5729120 , 14866646 , 11547103 , 268012775 , 690687367 , 75938371 , 9781123849
n×2
277011740
n×3
415517610
n×4
554023480
n×5
692529350
n÷2
69252935
n÷3
46168623.333333
n÷3
34626467.5
n÷5
27701174
n2
19183876024456900
n3
2.6570794387395E+24
n4
3.6802109932173E+32
n5
5.0973082539913E+40
2 √n
11768.8516857
3 √n
517.39559454906
4 √n
108.48433843509
5 √n
42.490675551598
1 , 2 , 5 , 10 , 547 , 1094 , 2735 , 5470 , 25321 , 50642 , 126605 , 253210 , 13850587 , 27701174 , 69252935 , 138505870
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138505869
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138505870 can be divided by 16 positive divisors.
The sum of these divisors (counting 138505870) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010000010110111010001110
3
Ternary
100122121211100001
4
Quaternary
20100112322032
5
Quinary
240424141440
6
Senary
21424354514
8
Octal
1020267216
10
Decimal
138505870
12
Duodecimal
3a475a3a
16
Hexadecimal
8416e8e
20
Vigesimal
235d4da
36
Base36
2agnta
md5
de961d6f19afc37e0d406141ee5bb164
sha1
314bb5e0a93483f4cf529eae2c8addb8799797aa
sha256
34bd482dca8437fb852dc9093ed437b5ea45fd6ef462803afc37fdba8025cd6c
sha512
05046cd9e19e4d18dbf4bb7125369d16ee14b6b1d3e0e80c3fc8959889f4bb56ab70ce7853199181dbd18101fb2e90539fc674639f65cbee0c3eba15525ea7a3
ripemd-160
6137bed710bc499368224976e825733d42b74c9a
Diameter
277011740
Circumference
870258047.34213
Area
6.0267923985811E+16
Volume
1.1129948326332E+25
Surface area
2.4107169594324E+17
Circumference
870258047.34213
Perimeter
554023480
Area
19183876024456900
Diagonal
195876879.82228
Surface area
115103256146741400
Volume
2.6570794387395E+24
Space diagonal
239899203.98653
Perimeter
415517610
Area
8.3068619901154E+15
Altitude
119949601.99326
Surface area
8.3068619901154E+15
Volume
3.1313981488068E+23
Height
65292293.274095