129499786 is an even 9-digits composite number following 129499785
and preceding 129499787 . In scientific notation, it is written as 1.29499786 × 10^8.
The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors.
There are 59698800 positive integers (up to 129499786) that are relatively prime to 129499786.
129499786 has 16 divisors, whose sum is 209438208
The reverse of 129499786 is 687994921
Previous prime number is 1031
Is Prime? no
Number parity even
Number length 9
Sum of Digits 55
Digital Root 1
Name
one hundred twenty-nine million four hundred ninety-nine thousand seven hundred eighty-six
Scientific notation
1.29499786 × 10^8
Engineering notation
1.29499786 × 10^6
Prime Factorization
2 × 13 × 1031 × 4831
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129499786
Product of the distinct prime numbers
The prime factorization of 129499786 is 2 × 13 × 1031 × 4831.
Since it has a total of 4 prime factors.
10 , 5 , 26 , 56 , 966 , 977 , 8545 , 1752 , 96453 , 12302 , 235328 , 394613 , 7705150 , 7212752 , 14698758 , 69403136 , 489569505 , 157685626 , 6579508114 , 127934652
n×2
258999572
n×3
388499358
n×4
517999144
n×5
647498930
n÷2
64749893
n÷3
43166595.333333
n÷3
32374946.5
n÷5
25899957.2
n2
16770194574045796
n3
2.1717366085173E+24
n4
2.8123942605136E+32
n5
3.6420445488413E+40
2 √n
11379.797274117
3 √n
505.929127643
4 √n
106.67613263574
5 √n
41.923140651102
1 , 2 , 13 , 26 , 1031 , 2062 , 4831 , 9662 , 13403 , 26806 , 62803 , 125606 , 4980761 , 9961522 , 64749893 , 129499786
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
-129499785
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 129499786 can be divided by 16 positive divisors.
The sum of these divisors (counting 129499786) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101110000000001010001010
3
Ternary
100000200021022101
4
Quaternary
13232000022022
5
Quinary
231122443121
6
Senary
20503344014
8
Octal
756001212
10
Decimal
129499786
12
Duodecimal
3745200a
16
Hexadecimal
7b8028a
20
Vigesimal
2097996
36
Base36
253moa
md5
fdb1751a1436d59f12f542aeae50482e
sha1
ee1cc8e16d06291db0975076d342630830089f2e
sha256
5113678f86195acdfc0cd019d117d67234d071721b04da447f09f293ea7fb078
sha512
61e6a4c65005be1c073aca6fb6b7f34296d596f4a099aaa967f56b0c09675734b04b58c44ca754a8409c7b74879229304c614de12bcd01d14ab68689ec8a3bf4
ripemd-160
67031681f69b6135c4dfad0abbcb86e28c6d9846
Diameter
258999572
Circumference
813671152.6781
Area
5.2685120073094E+16
Volume
9.0969490331332E+24
Surface area
2.1074048029237E+17
Circumference
813671152.6781
Perimeter
517999144
Area
16770194574045796
Diagonal
183140353.68561
Surface area
100621167444274776
Volume
2.1717366085173E+24
Space diagonal
224300208.9213
Perimeter
388499358
Area
7.2617072637658E+15
Altitude
112150104.46065
Surface area
7.2617072637658E+15
Volume
2.5594161380561E+23
Height
61046784.561871