61887897 is an odd 8-digits composite number following 61887896
and preceding 61887898 . In scientific notation, it is written as 6.1887897 × 10^7.
The sum of its digits is 54. It has a total of 2 prime factors and 4 positive divisors.
There are 41258592 positive integers (up to 61887897) that are relatively prime to 61887897.
61887897 has 4 divisors, whose sum is 68764340
The reverse of 61887897 is 79878816
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-one million eight hundred eighty-seven thousand eight hundred ninety-seven
Scientific notation
6.1887897 × 10^7
Engineering notation
6.1887897 × 10^6
Prime Factorization
9 × 6876433
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61887897
Product of the distinct prime numbers
The prime factorization of 61887897 is 9 × 6876433.
Since it has a total of 2 prime factors.
7 , 2 , 14 , 53 , 413 , 256 , 395 , 7715 , 31581 , 29439 , 528011 , 471110 , 7214025 , 324147 , 54940271 , 56329670 , 403938066 , 937232159 , 2983770334 , 1071403139
n×2
123775794
n×3
185663691
n×4
247551588
n×5
309439485
n÷2
30943948.5
n÷3
20629299
n÷3
15471974.25
n÷5
12377579.4
n2
3830111795082609
n3
2.3703756427256E+23
n4
1.4669756362831E+31
n5
9.0788037079797E+38
2 √n
7866.8861056965
3 √n
395.55047322242
4 √n
88.695468349271
5 √n
36.167721099033
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61887896
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61887897 can be divided by 4 positive divisors.
The sum of these divisors (counting 61887897) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101100000101010110011001
3
Ternary
11022110020020100
4
Quaternary
3230011112121
5
Quinary
111320403042
6
Senary
10050250013
8
Octal
354052631
10
Decimal
61887897
12
Duodecimal
18886909
16
Hexadecimal
3b05599
20
Vigesimal
j6fjeh
36
Base36
10uh09
md5
1e47e2469b6c719f3c764f4ca5a931e8
sha1
e19d4be6831dec234559fee718117b472ffcca97
sha256
76e34a458909001b6abd04bea35db71394dd7d0f20e25eddae2a0fcb37b44ea1
sha512
1d4b64930dc2126cfffdca6c41a5c18dc986c0d93aa4e39174e08e40a0e596ad509e7024a2cf289b648b289f2c412ff54ea30a22c5708539395d6414f0ed312e
ripemd-160
097e3a3ee39a5a2d1cf20ca643128be077da1ed8
Diameter
123775794
Circumference
388853125.12264
Area
1.2032651077859E+16
Volume
9.9290062739131E+23
Surface area
4.8130604311437E+16
Circumference
388853125.12264
Perimeter
247551588
Area
3830111795082609
Diagonal
87522703.284149
Surface area
22980670770495654
Volume
2.3703756427256E+23
Space diagonal
107192981.97759
Perimeter
185663691
Area
1.658487056938E+15
Altitude
53596490.988795
Surface area
1.658487056938E+15
Volume
2.7935144848845E+22
Height
29174234.42805