38642768 (number)

38642768 is an even 8-digits composite number following 38642767 and preceding 38642769. In scientific notation, it is written as 3.8642768 × 10^7. The sum of its digits is 44. It has a total of 8 prime factors and 60 positive divisors. There are 17756160 positive integers (up to 38642768) that are relatively prime to 38642768.

Interesting facts

Basic properties

Name

Name thirty-eight million six hundred forty-two thousand seven hundred sixty-eight

Notation

Scientific notation 3.8642768 × 10^7
Engineering notation 3.8642768 × 10^6

Prime Factorization of 38642768

Prime Factorization 2 × 2 × 2 × 2 × 17 × 17 × 137 × 61

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 284138
Product of the distinct prime numbers

The prime factorization of 38642768 is 2 × 2 × 2 × 2 × 17 × 17 × 137 × 61. Since it has a total of 8 prime factors.

Most popular turbo-numbers

7, 8, 25, 10, 522, 755, 884, 6399, 27502, 72649, 647068, 981582, 2819497, 2168235, 75180193, 81946976, 983980847, 333941440, 4477885746, 4013228261

Basic calculations (n = 38642768)

Multiplication

n×y
n×2 77285536
n×3 115928304
n×4 154571072
n×5 193213840

Division

n÷y
n÷2 19321384
n÷3 12880922.666667
n÷3 9660692
n÷5 7728553.6

Exponentiation

ny
n2 1493263518701824
n3 5.7703835716058E+22
n4 2.2298359362858E+30
n5 8.6167032763953E+37

Nth Root

y√n
2√n 6216.3307505312
3√n 338.08253997645
4√n 78.843710912991
5√n 32.916499613612

Divisors of 38642768

1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 137, 244, 272, 274, 289, 488, 548, 578, 976, 1037, 1096, 1156, 2074, 2192, 2312, 2329, 4148, 4624, 4658, 8296, 8357, 9316, 16592, 16714, 17629, 18632, 33428, 35258, 37264, 39593, 66856, 70516, 79186, 133712, 141032, 142069, 158372, 282064, 284138, 316744, 568276, 633488, 1136552, 2273104, 2415173, 4830346, 9660692, 19321384, 38642768

60 divisors

τ Total Divisors 60
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -38642767
Sum of the proper positive divisors of n
A Arithmetic Mean 0.016666666666667
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 60
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 38642768 can be divided by 60 positive divisors. The sum of these divisors (counting 38642768) is 1, the average is 0.016666666666667.

Base conversion 38642768

Base System Value
2 Binary 10010011011010010001010000
3 Ternary 2200201020220122
4 Quaternary 2103122101100
5 Quinary 34343032033
6 Senary 3500125412
8 Octal 223322120
10 Decimal 38642768
12 Duodecimal 10b36868
16 Hexadecimal 24da450
20 Vigesimal c1a6i8
36 Base36 n08y8

Cryptographic Hash Functions

md5 16c4b4582bea4f73ee23cd1f0fc16df6
sha1 669a0b8dd6e1f71de330e5151b38bc6c0d79874b
sha256 9cfda536ecb5b7dbd7682b490b3dcb5bff7085d4453f40b1a3fb88f3d814caa9
sha512 389cebb8b5374aa5c3f380442a49b3714ed3d8e591b64de6f8e09bcea2b6f27c513ffd01adeef081a55c712040844d425ff8a324264fbdd5d8784965d2703d17
ripemd-160 b11a6414657b58799a9f0f0635fb17c90002f79a

38642768 as geometric shapes

Circle

Radius = n
Diameter 77285536
Circumference 242799672.12635
Area 4.6912257002273E+15

Sphere

Radius = n
Volume 2.4170926182603E+23
Surface area 1.8764902800909E+16
Circumference 242799672.12635

Square

Length = n
Perimeter 154571072
Area 1493263518701824
Diagonal 54649126.593237

Cube

Length = n
Surface area 8959581112210944
Volume 5.7703835716058E+22
Space diagonal 66931237.521097

Equilateral Triangle

Length = n
Perimeter 115928304
Area 6.4660207087016E+14
Altitude 33465618.760548

Triangular Pyramid

Length = n
Surface area 6.4660207087016E+14
Volume 6.8004622558832E+21
Height 18216375.531079