199702978 is an even 9-digits composite number following 199702977
and preceding 199702979 . In scientific notation, it is written as 1.99702978 × 10^8.
The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors.
There are 92653120 positive integers (up to 199702978) that are relatively prime to 199702978.
199702978 has 16 divisors, whose sum is 321646464
The reverse of 199702978 is 879207991
Previous prime number is 71
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred ninety-nine million seven hundred two thousand nine hundred seventy-eight
Scientific notation
1.99702978 × 10^8
Engineering notation
1.99702978 × 10^6
Prime Factorization
2 × 17 × 71 × 82727
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
199702978
Product of the distinct prime numbers
The prime factorization of 199702978 is 2 × 17 × 71 × 82727.
Since it has a total of 4 prime factors.
1 , 9 , 82 , 53 , 141 , 55 , 8946 , 5708 , 74436 , 56989 , 976337 , 753755 , 480355 , 3663084 , 88043789 , 16748702 , 904526800 , 852323590 , 6499455 , 8653090964
n×2
399405956
n×3
599108934
n×4
798811912
n×5
998514890
n÷2
99851489
n÷3
66567659.333333
n÷3
49925744.5
n÷5
39940595.6
n2
39881279422068484
n3
7.9644102670372E+24
n4
1.5905164483411E+33
n5
3.176308712917E+41
2 √n
14131.630408414
3 √n
584.51390501262
4 √n
118.87653430519
5 √n
45.716914150542
1 , 2 , 17 , 34 , 71 , 142 , 1207 , 2414 , 82727 , 165454 , 1406359 , 2812718 , 5873617 , 11747234 , 99851489 , 199702978
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
-199702977
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 199702978 can be divided by 16 positive divisors.
The sum of these divisors (counting 199702978) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011111001110011100111000010
3
Ternary
111220202221222121
4
Quaternary
23321303213002
5
Quinary
402110443403
6
Senary
31452154454
8
Octal
1371634702
10
Decimal
199702978
12
Duodecimal
56a68a2a
16
Hexadecimal
be739c2
20
Vigesimal
3282h8i
36
Base36
3awbsy
md5
6b6b0e4120c595a91e896a681810e7fc
sha1
5254456c70156bfc8352aae07263195381ad02a6
sha256
0295c4ed2aa5cc079523b11c289bcaed94606f3fee8aff777a1962c894f0094f
sha512
c6d432714183db556581d9cc57a870374ef396c1cd213c11245f491deca9ecf0cc6f6a97a7541a40af0a2d4579d0725501f901793a6702b0d3c3035cd365d853
ripemd-160
9be7d7c584b180bb09c3a2fab7803fd8dae067c5
Diameter
399405956
Circumference
1254770817.1696
Area
1.2529073444813E+17
Volume
3.3361243713466E+25
Surface area
5.0116293779253E+17
Circumference
1254770817.1696
Perimeter
798811912
Area
39881279422068484
Diagonal
282422659.9339
Surface area
239287676532410904
Volume
7.9644102670372E+24
Space diagonal
345895704.31881
Perimeter
599108934
Area
1.7269100557468E+16
Altitude
172947852.1594
Surface area
1.7269100557468E+16
Volume
9.3861475132896E+23
Height
94140886.644632