918941421 is an odd 9-digits composite number following 918941420
and preceding 918941422 . In scientific notation, it is written as 9.18941421 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 612480960 positive integers (up to 918941421) that are relatively prime to 918941421.
918941421 has 8 divisors, whose sum is 1225548544
The reverse of 918941421 is 124149819
Previous prime number is 4447
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
nine hundred eighteen million nine hundred forty-one thousand four hundred twenty-one
Scientific notation
9.18941421 × 10^8
Engineering notation
9.18941421 × 10^6
Prime Factorization
3 × 4447 × 68881
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
918941421
Product of the distinct prime numbers
The prime factorization of 918941421 is 3 × 4447 × 68881.
Since it has a total of 3 prime factors.
2 , 7 , 70 , 82 , 856 , 160 , 5039 , 8284 , 50383 , 81572 , 352338 , 996807 , 6636194 , 2099446 , 89097805 , 96271148 , 780852936 , 591272147 , 9839443361 , 3141217613
n×2
1837882842
n×3
2756824263
n×4
3675765684
n×5
4594707105
n÷2
459470710.5
n÷3
306313807
n÷3
229735355.25
n÷5
183788284.2
n2
844453335229499241
n3
7.7600314784399E+26
n4
7.1310143538023E+35
n5
6.5529844634544E+44
2 √n
30314.046595597
3 √n
972.2156533054
4 √n
174.10929497186
5 √n
62.037968156712
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
-918941420
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 918941421 can be divided by 8 positive divisors.
The sum of these divisors (counting 918941421) is 1, the average is 0.125.
Base
System
Value
2
Binary
110110110001011110111011101101
3
Ternary
2101001011001122110
4
Quaternary
312301132323231
5
Quinary
3340222111141
6
Senary
231104034233
8
Octal
6661367355
10
Decimal
918941421
12
Duodecimal
217902979
16
Hexadecimal
36c5eeed
20
Vigesimal
e737db1
36
Base36
f743ql
md5
e2c3bc5503cc5ab9939253825edc5443
sha1
e8516d2e2e95c8d36b1c0ae2e41b4aadeaa18ff1
sha256
58457df0fe4ec8e1d0d667d7df45a2bd66c77603a7c8ae90320bc6ba2e4150b4
sha512
86cbd2262d7a586af6f69dbb9f0fb0b97775292cd66b70b567f27dd84af0f9c2d2d79166e2cc01bd5715db9bf645674d63928a8cadb3e5a6e5429051dc0692a4
ripemd-160
e49f397a74205e9d6cb49e9ef0505fa6bf037ba9
Diameter
1837882842
Circumference
5773879234.5859
Area
2.6529283942564E+18
Volume
3.2505143845723E+27
Surface area
1.0611713577026E+19
Circumference
5773879234.5859
Perimeter
3675765684
Area
844453335229499241
Diagonal
1299579420.6046
Surface area
5066720011376995446
Volume
7.7600314784399E+26
Space diagonal
1591653230.3515
Perimeter
2756824263
Area
3.6565902030962E+17
Altitude
795826615.17577
Surface area
3.6565902030962E+17
Volume
9.1452848010432E+25
Height
433193140.20153