138207893 is an odd 9-digits composite number following 138207892
and preceding 138207894 . In scientific notation, it is written as 1.38207893 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 136458348 positive integers (up to 138207893) that are relatively prime to 138207893.
138207893 has 4 divisors, whose sum is 139957440
The reverse of 138207893 is 398702831
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred thirty-eight million two hundred seven thousand eight hundred ninety-three
Scientific notation
1.38207893 × 10^8
Engineering notation
1.38207893 × 10^6
Prime Factorization
79 × 1749467
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138207893
Product of the distinct prime numbers
The prime factorization of 138207893 is 79 × 1749467.
Since it has a total of 2 prime factors.
2 , 2 , 21 , 33 , 395 , 475 , 835 , 4899 , 2347 , 88223 , 30875 , 210118 , 2662667 , 5981819 , 57145213 , 3066379 , 355631671 , 194617030 , 5816149513 , 964028376
n×2
276415786
n×3
414623679
n×4
552831572
n×5
691039465
n÷2
69103946.5
n÷3
46069297.666667
n÷3
34551973.25
n÷5
27641578.6
n2
19101421687499449
n3
2.6399672447338E+24
n4
3.6486431048367E+32
n5
5.0427127582846E+40
2 √n
11756.185308169
3 √n
517.02429216407
4 √n
108.42594388876
5 √n
42.472377188202
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
-138207892
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 138207893 can be divided by 4 positive divisors.
The sum of these divisors (counting 138207893) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001111001110001010010101
3
Ternary
100122001200120212
4
Quaternary
20033032022111
5
Quinary
240340123033
6
Senary
21414135205
8
Octal
1017161225
10
Decimal
138207893
12
Duodecimal
3a351505
16
Hexadecimal
83ce295
20
Vigesimal
233fjed
36
Base36
2aa9w5
md5
988fa5c5834f41b261596f4c738596a0
sha1
37744513420fd13f601740986da3b843c31f7c6e
sha256
1b5f55fd9a1c00942f389221ab0ef62f47e42990159cf25cd519e243395a8d8f
sha512
36de22618e8c1f8dbc548fea5d52b1b0607a81cfb36c0d0bbd46e859ae0433843dff2524c29af1ff807ca44c7333c4b753558901f059689bc0205d8c32b01f30
ripemd-160
305ccd167559e5bf84539df48a7cff2f68a14a9e
Diameter
276415786
Circumference
868385802.63385
Area
6.0008886046569E+16
Volume
1.1058268935698E+25
Surface area
2.4003554418628E+17
Circumference
868385802.63385
Perimeter
552831572
Area
19101421687499449
Diagonal
195455476.70761
Surface area
114608530124996694
Volume
2.6399672447338E+24
Space diagonal
239383092.68304
Perimeter
414623679
Area
8.2711582148868E+15
Altitude
119691546.34152
Surface area
8.2711582148868E+15
Volume
3.1112312347694E+23
Height
65151825.569203