129971207 is an odd 9-digits prime number following 129971206
and preceding 129971208 . In scientific notation, it is written as 1.29971207 × 10^8.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 129971206 positive integers (up to 129971207) that are relatively prime to 129971207.
129971207 has 2 divisors, whose sum is 129971208
The reverse of 129971207 is 702179921
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million nine hundred seventy-one thousand two hundred seven
Scientific notation
1.29971207 × 10^8
Engineering notation
1.29971207 × 10^6
Prime Factorization
129971207
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
129971207
Product of the distinct prime numbers
The prime factorization of 129971207 is 129971207.
Since it has a total of 1 prime factors.
6 , 1 , 32 , 50 , 598 , 314 , 181 , 7598 , 34691 , 66352 , 669634 , 102783 , 6974358 , 9082228 , 14105719 , 179032 , 761486808 , 324690291 , 6506847415 , 9289789249
n×2
259942414
n×3
389913621
n×4
519884828
n×5
649856035
n÷2
64985603.5
n÷3
43323735.666667
n÷3
32492801.75
n÷5
25994241.4
n2
16892514649036849
n3
2.1955405182005E+24
n4
2.8535705116792E+32
n5
3.7088200366256E+40
2 √n
11400.491524491
3 √n
506.54229927844
4 √n
106.77308426983
5 √n
41.953619054292
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
129971208
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
64985604
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11400.491568349
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999984612
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129971207 can be divided by 2 positive divisors.
The sum of these divisors (counting 129971207) is 129971208, the average is 64985604.
Base
System
Value
2
Binary
111101111110011010000000111
3
Ternary
100001120012222102
4
Quaternary
13233303100013
5
Quinary
231233034312
6
Senary
20521422315
8
Octal
757632007
10
Decimal
129971207
12
Duodecimal
3763a99b
16
Hexadecimal
7bf3407
20
Vigesimal
20c6807
36
Base36
25dqfb
md5
1ff0bf13f5900dacdfcf29b77200121a
sha1
57c0ed654dd7f7a2a799d30094b0caa43f7144fa
sha256
a76cda07a0c7060416b777e5aee7ee8daf786e9a24a86b3ad0dfb6cd65229371
sha512
24e6d4bce8f0cd42420ce39a6884cde214b92c0a3b316419b1dee29dfa56a926e16890f9a2b2ae2e6386c12cb10d479b82c246608190bd0c8dc985e9a10f3b1b
ripemd-160
6df3dbb1538b04f1af1719c42a93b2fe67933f32
Diameter
259942414
Circumference
816633178.1788
Area
5.3069399922072E+16
Volume
9.1966586168499E+24
Surface area
2.1227759968829E+17
Circumference
816633178.1788
Perimeter
519884828
Area
16892514649036849
Diagonal
183807043.6574
Surface area
101355087894221094
Volume
2.1955405182005E+24
Space diagonal
225116734.04505
Perimeter
389913621
Area
7.3146734099333E+15
Altitude
112558367.02253
Surface area
7.3146734099333E+15
Volume
2.587469314649E+23
Height
61269014.552467