61972018 is an even 8-digits composite number following 61972017
and preceding 61972019 . In scientific notation, it is written as 6.1972018 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 30986008 positive integers (up to 61972018) that are relatively prime to 61972018.
61972018 has 4 divisors, whose sum is 92958030
The reverse of 61972018 is 81027916
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-one million nine hundred seventy-two thousand eighteen
Scientific notation
6.1972018 × 10^7
Engineering notation
6.1972018 × 10^6
Prime Factorization
2 × 30986009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61972018
Product of the distinct prime numbers
The prime factorization of 61972018 is 2 × 30986009.
Since it has a total of 2 prime factors.
3 , 10 , 10 , 4 , 39 , 161 , 5567 , 2211 , 60226 , 46284 , 831434 , 757207 , 4416444 , 5866199 , 64590451 , 77142192 , 323012445 , 244386985 , 1862090121 , 8102426204
n×2
123944036
n×3
185916054
n×4
247888072
n×5
309860090
n÷2
30986009
n÷3
20657339.333333
n÷3
15493004.5
n÷5
12394403.6
n2
3840531014992324
n3
2.3800545719066E+23
n4
1.4749678477118E+31
n5
9.1406734007817E+38
2 √n
7872.2308147056
3 √n
395.72960914627
4 √n
88.725592783061
5 √n
36.177547938128
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
-61972017
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 61972018 can be divided by 4 positive divisors.
The sum of these divisors (counting 61972018) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101100011001111000110010
3
Ternary
11022121111121221
4
Quaternary
3230121320302
5
Quinary
111331101033
6
Senary
10052135254
8
Octal
354317062
10
Decimal
61972018
12
Duodecimal
1890752a
16
Hexadecimal
3b19e32
20
Vigesimal
j76a0i
36
Base36
10w9wy
md5
24935cab99b8a2a6889d11182a226598
sha1
228679ebbb63cde8dc64c57e1cdf8a0d3675de35
sha256
58c4e20ab0936833131df9ccc7a8d40198a5759e0a2e087dbf89f9b83f258e54
sha512
a417f09fb95a5c4458917b1881a0c582a953d05f1f56ab5ee1f816be157bfb8001031cbb08677779bedf6a0dee3edf677965a7ae8c6c31764b9ada7a3579c027
ripemd-160
c6f0132ce994b4ed9e277b398f7a27c6b23b0cd4
Diameter
123944036
Circumference
389381672.95387
Area
1.2065384022584E+16
Volume
9.9695492776595E+23
Surface area
4.8261536090335E+16
Circumference
389381672.95387
Perimeter
247888072
Area
3840531014992324
Diagonal
87641668.34323
Surface area
23043186089953944
Volume
2.3800545719066E+23
Space diagonal
107338683.82357
Perimeter
185916054
Area
1.6629987115027E+15
Altitude
53669341.911786
Surface area
1.6629987115027E+15
Volume
2.8049212123154E+22
Height
29213889.447743