64279991 is an odd 8-digits prime number following 64279990
and preceding 64279992 . In scientific notation, it is written as 6.4279991 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 64279990 positive integers (up to 64279991) that are relatively prime to 64279991.
64279991 has 2 divisors, whose sum is 64279992
The reverse of 64279991 is 19997246
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 47 Digital Root 2
Name
sixty-four million two hundred seventy-nine thousand nine hundred ninety-one
Scientific notation
6.4279991 × 10^7
Engineering notation
6.4279991 × 10^6
Prime Factorization
64279991
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
64279991 Product of the distinct prime numbers
The prime factorization of 64279991 is 64279991.
Since it has a total of 1 prime factors.
8 , 7 , 100 , 46 , 662 , 439 , 3904 , 7417 , 54231 , 56988 , 795950 , 507492 , 8689344 , 4387632 , 95836480 , 47820160 , 992623947 , 604411317 , 1143569206 , 6892208049
n×2
128559982
n×3
192839973
n×4
257119964
n×5
321399955
n÷2
32139995.5
n÷3
21426663.666667
n÷3
16069997.75
n÷5
12855998.2
n2
4131917242960081
n3
2.6559960319022E+23
n4
1.7072740102671E+31
n5
1.097435580145E+39
2 √n8017.4803398574
3 √n400.58246600503
4 √n89.540383849174
5 √n36.443087304708
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
64279992 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
32139996 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8017.4804022211 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999688861 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64279991 can be divided by 2 positive divisors.
The sum of these divisors (counting 64279991) is 64279992, the average is 32139996.
Base
System
Value
2
Binary
11110101001101010110110111
3
Ternary
11110221202120102
4
Quaternary
3311031112313
5
Quinary
112423424431
6
Senary
10213424315
8
Octal
365152667
10
Decimal
64279991
12
Duodecimal
1963b09b
16
Hexadecimal
3d4d5b7
20
Vigesimal
101ejjb
36
Base36
129qrb
md5
d65535904a20c41ace04312e5e9c38a9
sha1
528b2a1fee485028c463fc72b14e72763b0cfe43
sha256
d9f62516bd8a42ec8cd98961f934baaf63f20852f875e9779f1cedddbe59e7ce
sha512
ec5bf697b82bb5cb91db2e3613bfd3a27b96be168989f71ccef74f66b925f7fcaff19cf87d788c71fa74cdb3a01bda11a6070e17e17e022effe845dd2671eeb2
ripemd-160
5f52b55d0c936a67f1305187cb40c575a571cc24
Diameter
128559982
Circumference
403883094.99684
Area
1.2980800855724E+16
Volume
1.1125410162383E+24
Surface area
5.1923203422898E+16
Circumference
403883094.99684
Perimeter
257119964
Area
4131917242960081
Diagonal
90905635.061421
Surface area
24791503457760486
Volume
2.6559960319022E+23
Space diagonal
111336210.32207
Perimeter
192839973
Area
1.7891726493692E+15
Altitude
55668105.161035
Surface area
1.7891726493692E+15
Volume
3.1301213416043E+22
Height
30301878.353807