387831222 is an even 9-digits composite number following 387831221
and preceding 387831223 . In scientific notation, it is written as 3.87831222 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 128991456 positive integers (up to 387831222) that are relatively prime to 387831222.
387831222 has 16 divisors, whose sum is 647813520
The reverse of 387831222 is 222138783
Previous prime number is 457
Is Prime? no
Number parity even
Number length 9
Sum of Digits 36
Digital Root 9
Name
three hundred eighty-seven million eight hundred thirty-one thousand two hundred twenty-two
Scientific notation
3.87831222 × 10^8
Engineering notation
3.87831222 × 10^6
Prime Factorization
2 × 9 × 457 × 47147
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
387831222
Product of the distinct prime numbers
The prime factorization of 387831222 is 2 × 9 × 457 × 47147.
Since it has a total of 4 prime factors.
3 , 8 , 92 , 61 , 813 , 515 , 3948 , 8046 , 38002 , 13377 , 555455 , 241156 , 3082785 , 3224102 , 97350957 , 72809897 , 911073595 , 420235040 , 504557673 , 1133962539
n×2
775662444
n×3
1163493666
n×4
1551324888
n×5
1939156110
n÷2
193915611
n÷3
129277074
n÷3
96957805.5
n÷5
77566244.4
n2
150413056758013284
n3
5.8334879607216E+25
n4
2.2624087643289E+34
n5
8.774327557332E+42
2 √n
19693.430935213
3 √n
729.25753121293
4 √n
140.33328520067
5 √n
52.20697786977
1 , 2 , 9 , 18 , 457 , 914 , 4113 , 8226 , 47147 , 94294 , 424323 , 848646 , 21546179 , 43092358 , 193915611 , 387831222
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-387831221
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 387831222 can be divided by 16 positive divisors.
The sum of these divisors (counting 387831222) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10111000111011101010110110110
3
Ternary
1000000202212102100
4
Quaternary
113013131112312
5
Quinary
1243241044342
6
Senary
102252322530
8
Octal
2707352666
10
Decimal
387831222
12
Duodecimal
a9a73446
16
Hexadecimal
171dd5b6
20
Vigesimal
613ii12
36
Base36
6ewkhi
md5
8ebe57b8c699ac148c7280cce92d5b5f
sha1
f831f7e12b063b4d3e7767e48b691c2bd99400ec
sha256
e13300ab19d5cc93b2eec028d8a159548afff67ad456c771079b44d053d7fd13
sha512
85f2c6504b30d659aee54613f23d7b1220b59a622b75481491b7c699620b14b7ac4756bee0603feda2d3a461d0162721c2813660a8a5a1894cf0122a920938fe
ripemd-160
2d13e91c6022cfc06b1dec7ebdac10ab62fe5461
Diameter
775662444
Circumference
2436815435.7359
Area
4.7253655411496E+17
Volume
2.443525722961E+26
Surface area
1.8901462164598E+18
Circumference
2436815435.7359
Perimeter
1551324888
Area
150413056758013284
Diagonal
548476174.06413
Surface area
902478340548079704
Volume
5.8334879607216E+25
Space diagonal
671743381.26552
Perimeter
1163493666
Area
6.5130764106655E+16
Altitude
335871690.63276
Surface area
6.5130764106655E+16
Volume
6.8748314916605E+24
Height
182825391.35471