77631421 is an odd 8-digits composite number following 77631420
and preceding 77631422 . In scientific notation, it is written as 7.7631421 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 66541212 positive integers (up to 77631421) that are relatively prime to 77631421.
77631421 has 4 divisors, whose sum is 88721632
The reverse of 77631421 is 12413677
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-seven million six hundred thirty-one thousand four hundred twenty-one
Scientific notation
7.7631421 × 10^7
Engineering notation
7.7631421 × 10^6
Prime Factorization
7 × 11090203
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
77631421
Product of the distinct prime numbers
The prime factorization of 77631421 is 7 × 11090203.
Since it has a total of 2 prime factors.
9 , 2 , 81 , 23 , 927 , 870 , 8290 , 9551 , 65697 , 62909 , 402097 , 448248 , 7587444 , 9195989 , 48325959 , 35399100 , 310148955 , 734963392 , 8359296676 , 712978427
n×2
155262842
n×3
232894263
n×4
310525684
n×5
388157105
n÷2
38815710.5
n÷3
25877140.333333
n÷3
19407855.25
n÷5
15526284.2
n2
6026637526479241
n3
4.6785643503251E+23
n4
3.6320359875568E+31
n5
2.8196011483717E+39
2 √n
8810.8694803634
3 √n
426.59180863082
4 √n
93.866231842785
5 √n
37.844912647693
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
-77631420
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 77631421 can be divided by 4 positive divisors.
The sum of these divisors (counting 77631421) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101000001000111110111101
3
Ternary
12102002002021211
4
Quaternary
10220020332331
5
Quinary
124333201141
6
Senary
11411524421
8
Octal
450107675
10
Decimal
77631421
12
Duodecimal
21bb9711
16
Hexadecimal
4a08fbd
20
Vigesimal
1453ib1
36
Base36
1a7wsd
md5
92c1541abd723b8d6697fbd73b80489c
sha1
92fac681520fc7646f83d28b949d335cf2fcd2e2
sha256
a5b8772488bedb0c8c339da9295c6846d3b3b38ce94dbaa85539466aba6d0d87
sha512
ee2ba003185ed92c9fcb810f63902f72d43733b2607842db06b002a163fafb0e9c722e4c88df971dc72230ac835fa4908529036d4563f86561fa53e4f56708ad
ripemd-160
3a9d73dff2c2f8c18c183a669b82497b91844128
Diameter
155262842
Circumference
487772603.80267
Area
1.8933240179036E+16
Volume
1.9597524523105E+24
Surface area
7.5732960716143E+16
Circumference
487772603.80267
Perimeter
310525684
Area
6026637526479241
Diagonal
109787408.4445
Surface area
36159825158875446
Volume
4.6785643503251E+23
Space diagonal
134461565.43577
Perimeter
232894263
Area
2.6096105986658E+15
Altitude
67230782.717885
Surface area
2.6096105986658E+15
Volume
5.5137409638875E+22
Height
36595802.814832