64492761 is an odd 8-digits composite number following 64492760
and preceding 64492762 . In scientific notation, it is written as 6.4492761 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 42995172 positive integers (up to 64492761) that are relatively prime to 64492761.
64492761 has 4 divisors, whose sum is 85990352
The reverse of 64492761 is 16729446
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-four million four hundred ninety-two thousand seven hundred sixty-one
Scientific notation
6.4492761 × 10^7
Engineering notation
6.4492761 × 10^6
Prime Factorization
3 × 21497587
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64492761
Product of the distinct prime numbers
The prime factorization of 64492761 is 3 × 21497587.
Since it has a total of 2 prime factors.
4 , 9 , 88 , 31 , 213 , 287 , 9674 , 5095 , 8737 , 68385 , 165776 , 659274 , 3759725 , 3268780 , 89035137 , 65300537 , 483238532 , 123594713 , 6069732203 , 203175087
n×2
128985522
n×3
193478283
n×4
257971044
n×5
322463805
n÷2
32246380.5
n÷3
21497587
n÷3
16123190.25
n÷5
12898552.2
n2
4159316221403121
n3
2.6824578699037E+23
n4
1.7299911429627E+31
n5
1.1157190531521E+39
2 √n
8030.738509004
3 √n
401.02396193484
4 √n
89.614387845948
5 √n
36.46718111512
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
-64492760
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 64492761 can be divided by 4 positive divisors.
The sum of these divisors (counting 64492761) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110110000001010011011001
3
Ternary
11111100120102210
4
Quaternary
3312001103121
5
Quinary
113002232021
6
Senary
10222145333
8
Octal
366012331
10
Decimal
64492761
12
Duodecimal
19722249
16
Hexadecimal
3d814d9
20
Vigesimal
1031bi1
36
Base36
12eaxl
md5
fb42a64a19a65515d3821a407bbea5dd
sha1
eb1227d9e55c65fc3cc3ce8d00c8af617377a25d
sha256
ba7a450447281e70f965c9e2d5d6fc0d7f0ab50ca146dc4614ad06cda9c16e7a
sha512
e5a16a285894d10516568a7020d4335cc98da872bcd1839e1e945df18c26cc279ab3e56c6ca9aba45072a5c054b14a49a3388fd43d46f6b7dda4a3e7510d1b00
ripemd-160
dc0aa99a3b09967708263752944f446163b719bf
Diameter
128985522
Circumference
405219968.33464
Area
1.3066877285117E+16
Volume
1.1236253250205E+24
Surface area
5.2267509140468E+16
Circumference
405219968.33464
Perimeter
257971044
Area
4159316221403121
Diagonal
91206537.281087
Surface area
24955897328418726
Volume
2.6824578699037E+23
Space diagonal
111704738.7724
Perimeter
193478283
Area
1.8010367550539E+15
Altitude
55852369.386198
Surface area
1.8010367550539E+15
Volume
3.1613069167603E+22
Height
30402179.093696