101991685 is an odd 9-digits composite number following 101991684
and preceding 101991686 . In scientific notation, it is written as 1.01991685 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 81461520 positive integers (up to 101991685) that are relatively prime to 101991685.
101991685 has 8 divisors, whose sum is 122587776
The reverse of 101991685 is 586199101
Previous prime number is 631
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred one million nine hundred ninety-one thousand six hundred eighty-five
Scientific notation
1.01991685 × 10^8
Engineering notation
1.01991685 × 10^6
Prime Factorization
5 × 631 × 32327
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
101991685
Product of the distinct prime numbers
The prime factorization of 101991685 is 5 × 631 × 32327.
Since it has a total of 3 prime factors.
4 , 6 , 57 , 70 , 74 , 799 , 5786 , 8038 , 32360 , 71949 , 495910 , 412699 , 5011209 , 757448 , 25949080 , 57178592 , 413127712 , 807911281 , 1873060335 , 5414150353
n×2
203983370
n×3
305975055
n×4
407966740
n×5
509958425
n÷2
50995842.5
n÷3
33997228.333333
n÷3
25497921.25
n÷5
20398337
n2
10402303809139225
n3
1.060948493376E+24
n4
1.0820792453763E+32
n5
1.1036308553946E+40
2 √n
10099.093276131
3 √n
467.22017627699
4 √n
100.49424499011
5 √n
39.968049389303
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-101991684
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 101991685 can be divided by 8 positive divisors.
The sum of these divisors (counting 101991685) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000101000100010100000101
3
Ternary
21002220201021211
4
Quaternary
12011010110011
5
Quinary
202102213220
6
Senary
14042011421
8
Octal
605042405
10
Decimal
101991685
12
Duodecimal
2a1a6b71
16
Hexadecimal
6144505
20
Vigesimal
1bh8j45
36
Base36
1oq1ad
md5
051f0c61b957396594b354b161dd7338
sha1
525ef00998a94be9dee0c197f8e0bbb040619128
sha256
cbd438b9e5715cfd7d969878949941f41ab5d984a0be2f29e8b2ad280b527803
sha512
fe524def074d32679f7e89637b60a0426b10bcc9c5c57c6799b3d063149e0ca0e421201dd3595aa57f7a8a7f43c2393ab6721a6fe1d3fcb180981555e509a521
ripemd-160
550999a86e9aa3a2095d42b9dcb9f54fe9730e79
Diameter
203983370
Circumference
640832656.64649
Area
3.2679801227201E+16
Volume
4.4440906568364E+24
Surface area
1.307192049088E+17
Circumference
640832656.64649
Perimeter
407966740
Area
10402303809139225
Diagonal
144238024.17628
Surface area
62413822854835350
Volume
1.060948493376E+24
Space diagonal
176654780.36956
Perimeter
305975055
Area
4.5043296782991E+15
Altitude
88327390.18478
Surface area
4.5043296782991E+15
Volume
1.2503397902597E+23
Height
48079341.392095