388634842 (number)

388634842 is an even 9-digits composite number following 388634841 and preceding 388634843. In scientific notation, it is written as 3.88634842 × 10^8. The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors. There are 194317420 positive integers (up to 388634842) that are relatively prime to 388634842.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million six hundred thirty-four thousand eight hundred forty-two

Notation

Scientific notation 3.88634842 × 10^8
Engineering notation 3.88634842 × 10^6

Prime Factorization of 388634842

Prime Factorization 2 × 194317421

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 388634842
Product of the distinct prime numbers

The prime factorization of 388634842 is 2 × 194317421. Since it has a total of 2 prime factors.

Most popular turbo-numbers

6, 2, 78, 58, 986, 720, 7880, 4967, 74036, 86332, 630053, 97775, 2900872, 8317002, 46599521, 13338640, 230218124, 547119671, 5238816132, 9066625318

Basic calculations (n = 388634842)

Multiplication

n×y
n×2 777269684
n×3 1165904526
n×4 1554539368
n×5 1943174210

Division

n÷y
n÷2 194317421
n÷3 129544947.33333
n÷3 97158710.5
n÷5 77726968.4

Exponentiation

ny
n2 151037040416364964
n3 5.8698256338362E+25
n4 2.2812187577735E+34
n5 8.8656109149473E+42

Nth Root

y√n
2√n 19713.82362709
3√n 729.76087870875
4√n 140.4059244729
5√n 52.228595438929

Divisors of 388634842

1, 2, 194317421, 388634842

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 -388634841
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 388634842 can be divided by 4 positive divisors. The sum of these divisors (counting 388634842) is 1, the average is 0.25.

Base conversion 388634842

Base System Value
2 Binary 10111001010100001100011011010
3 Ternary 1000002021200210001
4 Quaternary 113022201203122
5 Quinary 1243442303332
6 Senary 102321443214
8 Octal 2712414332
10 Decimal 388634842
12 Duodecimal aa1a050a
16 Hexadecimal 172a18da
20 Vigesimal 618j722
36 Base36 6fdska

Cryptographic Hash Functions

md5 88835fb2adb9d0d322fca00892afb568
sha1 5dbb73bd27351a3070d4a470e98d4d3c207e1c77
sha256 622163137b2a6fa28720e7137bf857e90d88ead2a63a2c1aeee731a1d3b2dc8d
sha512 2e4a63251107a6b804db4d2d819638d77885b0e2fe634f9710983b33fceb40b08df944325efe65e268b35cc1872b9586307ba202474ae1cad6cdc5d085e874ab
ripemd-160 0a6eb892162af861ff6e16085393810165aefdcf

388634842 as geometric shapes

Circle

Radius = n
Diameter 777269684
Circumference 2441864729.1125
Area 4.74496856592E+17

Sphere

Radius = n
Volume 2.4587468118817E+26
Surface area 1.897987426368E+18
Circumference 2441864729.1125

Square

Length = n
Perimeter 1554539368
Area 151037040416364964
Diagonal 549612664.36713

Cube

Length = n
Surface area 906222242498189784
Volume 5.8698256338362E+25
Space diagonal 673135291.9355

Equilateral Triangle

Length = n
Perimeter 1165904526
Area 6.5400956956495E+16
Altitude 336567645.96775

Triangular Pyramid

Length = n
Surface area 6.5400956956495E+16
Volume 6.9176558501136E+24
Height 183204221.45571