161838996 is an even 9-digits composite number following 161838995
and preceding 161838997 . In scientific notation, it is written as 1.61838996 × 10^8.
The sum of its digits is 51. It has a total of 4 prime factors and 12 positive divisors.
There are 49042080 positive integers (up to 161838996) that are relatively prime to 161838996.
161838996 has 12 divisors, whose sum is 291800852
The reverse of 161838996 is 699838161
Previous prime number is 33
Is Prime? no Number parity even Number length 9 Sum of Digits 51 Digital Root 6
Name
one hundred sixty-one million eight hundred thirty-eight thousand nine hundred ninety-six
Scientific notation
1.61838996 × 10^8
Engineering notation
1.61838996 × 10^6
Prime Factorization
2 × 2 × 33 × 1226053
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
80919498 Product of the distinct prime numbers
The prime factorization of 161838996 is 2 × 2 × 33 × 1226053.
Since it has a total of 4 prime factors.
10 , 7 , 41 , 19 , 643 , 745 , 6379 , 3923 , 98531 , 49789 , 503021 , 539619 , 1471353 , 6221991 , 41028037 , 9090147 , 744119942 , 166275427 , 591938678 , 8707546112
n×2
323677992
n×3
485516988
n×4
647355984
n×5
809194980
n÷2
80919498
n÷3
53946332
n÷3
40459749
n÷5
32367799.2
n2
26191860626288016
n3
4.2388644271304E+24
n4
6.860135630669E+32
n5
1.1102374628913E+41
2 √n12721.595654634
3 √n544.95552312178
4 √n112.79005122188
5 √n43.834558337807
1 , 2 , 4 , 33 , 66 , 132 , 1226053 , 2452106 , 4904212 , 40459749 , 80919498 , 161838996
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
-161838995 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 161838996 can be divided by 12 positive divisors.
The sum of these divisors (counting 161838996) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101001010111011110010100
3
Ternary
102021112021100220
4
Quaternary
21221113132110
5
Quinary
312412321441
6
Senary
24020434340
8
Octal
1151273624
10
Decimal
161838996
12
Duodecimal
462489b0
16
Hexadecimal
9a57794
20
Vigesimal
2ab9h9g
36
Base36
2ocrro
md5
1459db6c817786cd4d183c12ecd10973
sha1
403eee19c5dcc46a847bdeab42ac3d7e64c8053f
sha256
0a17057662fdb8d2231083a750435244c0ca3768822009bb65d42a4caf308f92
sha512
81f02fa22dece1af7f3df766f8bbecb24a4d7e9ad5e180ba6d396fcbe579e5427114edbd18569e03ee83f1cfea63f862bd2cdbd6af08ebca993fe31c41dd725f
ripemd-160
529d3283ccbd689954355e6e6ab195a842116631
Diameter
323677992
Circumference
1016864401.7959
Area
8.2284156927394E+16
Volume
1.7755713791781E+25
Surface area
3.2913662770958E+17
Circumference
1016864401.7959
Perimeter
647355984
Area
26191860626288016
Diagonal
228874903.06405
Surface area
157151163757728096
Volume
4.2388644271304E+24
Space diagonal
280313363.71794
Perimeter
485516988
Area
1.1341408337373E+16
Altitude
140156681.85897
Surface area
1.1341408337373E+16
Volume
4.9955496349239E+23
Height
76291634.354682