38642778 (number)

38642778 is an even 8-digits composite number following 38642777 and preceding 38642779. In scientific notation, it is written as 3.8642778 × 10^7. The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors. There are 12819168 positive integers (up to 38642778) that are relatively prime to 38642778.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.8642778 × 10^7
Engineering notation 3.8642778 × 10^6

Prime Factorization of 38642778

Prime Factorization 2 × 3 × 9 × 223 × 3209

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 38642778
Product of the distinct prime numbers

The prime factorization of 38642778 is 2 × 3 × 9 × 223 × 3209. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 9, 67, 84, 320, 792, 9960, 7360, 41333, 80785, 805711, 149597, 129073, 1684923, 97992816, 46136660, 967184251, 688283848, 3193987978, 2486079282

Basic calculations (n = 38642778)

Multiplication

n×y
n×2 77285556
n×3 115928334
n×4 154571112
n×5 193213890

Division

n÷y
n÷2 19321389
n÷3 12880926
n÷3 9660694.5
n÷5 7728555.6

Exponentiation

ny
n2 1493264291557284
n3 5.7703880513975E+22
n4 2.2298382444401E+30
n5 8.6167144255808E+37

Nth Root

y√n
2√n 6216.3315548642
3√n 338.08256913952
4√n 78.843716013796
5√n 32.916501317242

Divisors of 38642778

1, 2, 3, 6, 9, 18, 27, 54, 223, 446, 669, 1338, 2007, 3209, 4014, 6021, 6418, 9627, 12042, 19254, 28881, 57762, 86643, 173286, 715607, 1431214, 2146821, 4293642, 6440463, 12880926, 19321389, 38642778

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -38642777
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 38642778 can be divided by 32 positive divisors. The sum of these divisors (counting 38642778) is 1, the average is 0.03125.

Base conversion 38642778

Base System Value
2 Binary 10010011011010010001011010
3 Ternary 2200201020221000
4 Quaternary 2103122101122
5 Quinary 34343032103
6 Senary 3500125430
8 Octal 223322132
10 Decimal 38642778
12 Duodecimal 10b36876
16 Hexadecimal 24da45a
20 Vigesimal c1a6ii
36 Base36 n08yi

Cryptographic Hash Functions

md5 356a78254ac09dbdbfeaea448e5dcb13
sha1 2d885fdfe2d068091be2ab423b2a1c01a5cbf755
sha256 428ae8b2ec1c1359c37b7ad430b745e434a402087edd7f4d3c266616d1e5522a
sha512 d3acce232ada156f16e9975ab81f19615c3bf22f0450601bfedb50b07a0912bf8d245c068beb4f4b71fb4f6e8999ae108d141848ab2db0de91da1bfdcc45700d
ripemd-160 fba18dbc261253761a808752ca072a697d04c57d

38642778 as geometric shapes

Circle

Radius = n
Diameter 77285556
Circumference 242799734.9582
Area 4.6912281282243E+15

Sphere

Radius = n
Volume 2.417094494751E+23
Surface area 1.8764912512897E+16
Circumference 242799734.9582

Square

Length = n
Perimeter 154571112
Area 1493264291557284
Diagonal 54649140.735373

Cube

Length = n
Surface area 8959585749343704
Volume 5.7703880513975E+22
Space diagonal 66931254.841605

Equilateral Triangle

Length = n
Perimeter 115928334
Area 6.4660240552639E+14
Altitude 33465627.420802

Triangular Pyramid

Length = n
Surface area 6.4660240552639E+14
Volume 6.8004675353684E+21
Height 18216380.245124