128501636 is an even 9-digits composite number following 128501635
and preceding 128501637 . In scientific notation, it is written as 1.28501636 × 10^8.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 60869160 positive integers (up to 128501636) that are relatively prime to 128501636.
128501636 has 12 divisors, whose sum is 236713680
The reverse of 128501636 is 636105821
Previous prime number is 19
Is Prime? no Number parity even Number length 9 Sum of Digits 32 Digital Root 5
Name
one hundred twenty-eight million five hundred one thousand six hundred thirty-six
Scientific notation
1.28501636 × 10^8
Engineering notation
1.28501636 × 10^6
Prime Factorization
2 × 2 × 19 × 1690811
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
64250818 Product of the distinct prime numbers
The prime factorization of 128501636 is 2 × 2 × 19 × 1690811.
Since it has a total of 4 prime factors.
1 , 2 , 80 , 57 , 836 , 730 , 529 , 134 , 21233 , 91775 , 380195 , 382683 , 847710 , 8602404 , 78631234 , 93338159 , 375883795 , 320815700 , 1767595059 , 2846108444
n×2
257003272
n×3
385504908
n×4
514006544
n×5
642508180
n÷2
64250818
n÷3
42833878.666667
n÷3
32125409
n÷5
25700327.2
n2
16512670454676496
n3
2.1219051681548E+24
n4
2.7266828554475E+32
n5
3.5038320777815E+40
2 √n11335.856209392
3 √n504.62591778195
4 √n106.46997797216
5 √n41.858313985546
1 , 2 , 4 , 19 , 38 , 76 , 1690811 , 3381622 , 6763244 , 32125409 , 64250818 , 128501636
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128501635 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128501636 can be divided by 12 positive divisors.
The sum of these divisors (counting 128501636) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101010001100011110000100
3
Ternary
22221210120002212
4
Quaternary
13222030132010
5
Quinary
230344023021
6
Senary
20430122552
8
Octal
752143604
10
Decimal
128501636
12
Duodecimal
37050458
16
Hexadecimal
7a8c784
20
Vigesimal
2032e1g
36
Base36
24i8hw
md5
1e39f5f5d180ee7fee502f57a5c184c5
sha1
dfe2e96f75b0c362f05a4b76606cb68cda8157da
sha256
69ae478006035bbec48d19034d4f1e8dad5f1c3e886462e44e0f3208c2706cfb
sha512
e6193dc548842f52528a58e9e21e259e993bbc56ae3b66f2cd895b1504a6208414a29523a37b285866a5ce2c47ec483198de15b06885481252e25197e84c1945
ripemd-160
923c5d251d925cca96321b4ac994157b9bb4b9eb
Diameter
257003272
Circumference
807399591.26374
Area
5.1876084191561E+16
Volume
8.8882155838524E+24
Surface area
2.0750433676624E+17
Circumference
807399591.26374
Perimeter
514006544
Area
16512670454676496
Diagonal
181728756.41833
Surface area
99076022728058976
Volume
2.1219051681548E+24
Space diagonal
222571362.40772
Perimeter
385504908
Area
7.1501960490353E+15
Altitude
111285681.20386
Surface area
7.1501960490353E+15
Volume
2.5006892223951E+23
Height
60576252.139444