64642743 is an odd 8-digits composite number following 64642742
and preceding 64642744 . In scientific notation, it is written as 6.4642743 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 39177360 positive integers (up to 64642743) that are relatively prime to 64642743.
64642743 has 8 divisors, whose sum is 78354960
The reverse of 64642743 is 34724646
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
sixty-four million six hundred forty-two thousand seven hundred forty-three
Scientific notation
6.4642743 × 10^7
Engineering notation
6.4642743 × 10^6
Prime Factorization
9 × 11 × 652957
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64642743
Product of the distinct prime numbers
The prime factorization of 64642743 is 9 × 11 × 652957.
Since it has a total of 3 prime factors.
2 , 10 , 27 , 75 , 131 , 335 , 512 , 7936 , 60862 , 18603 , 380974 , 595283 , 831165 , 8851352 , 96042899 , 62465094 , 597526713 , 293239671 , 4523559931 , 7821471429
n×2
129285486
n×3
193928229
n×4
258570972
n×5
323213715
n÷2
32321371.5
n÷3
21547581
n÷3
16160685.75
n÷5
12928548.6
n2
4178684222564049
n3
2.7012161027736E+23
n4
1.7461401831906E+31
n5
1.1287529110396E+39
2 √n
8040.0710817753
3 √n
401.33459013733
4 √n
89.666443454479
5 √n
36.48412670705
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
-64642742
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 64642743 can be divided by 8 positive divisors.
The sum of these divisors (counting 64642743) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110110100101111010110111
3
Ternary
11111122012011200
4
Quaternary
3312211322313
5
Quinary
113022031433
6
Senary
10225303543
8
Octal
366457267
10
Decimal
64642743
12
Duodecimal
19794bb3
16
Hexadecimal
3da5eb7
20
Vigesimal
10406h3
36
Base36
12hinr
md5
f206adae2b04f63e53818ed8bd2c7848
sha1
4139ad65ac1fb62b682ef09c0228e57023b159d8
sha256
86d642eda26e156c6c3550212bbbf0104691e89743177739d2e95386beaa767e
sha512
25d72dd2c608f0dfc283abee650baa29e333d62cf58b60e2d198c3e221daf0af594962f0bbc8e1a9dd82bb789d27626fc133b138cbea746cbfb5077d74e3012c
ripemd-160
b7946ab2d4f91936f975b3f87ef3f3d0d667d609
Diameter
129285486
Circumference
406162333.03339
Area
1.3127723655279E+16
Volume
1.1314827552309E+24
Surface area
5.2510894621115E+16
Circumference
406162333.03339
Perimeter
258570972
Area
4178684222564049
Diagonal
91418643.859598
Surface area
25072105335384294
Volume
2.7012161027736E+23
Space diagonal
111964515.21662
Perimeter
193928229
Area
1.8094233455668E+15
Altitude
55982257.608309
Surface area
1.8094233455668E+15
Volume
3.1834137062025E+22
Height
30472881.286533