157218190 is an even 9-digits composite number following 157218189
and preceding 157218191 . In scientific notation, it is written as 1.57218190 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 61353280 positive integers (up to 157218190) that are relatively prime to 157218190.
157218190 has 16 divisors, whose sum is 289895760
The reverse of 157218190 is 091812751
Previous prime number is 41
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred fifty-seven million two hundred eighteen thousand one hundred ninety
Scientific notation
1.57218190 × 10^8
Engineering notation
1.57218190 × 10^6
Prime Factorization
2 × 5 × 41 × 383459
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157218190
Product of the distinct prime numbers
The prime factorization of 157218190 is 2 × 5 × 41 × 383459.
Since it has a total of 4 prime factors.
4 , 6 , 85 , 11 , 157 , 701 , 1604 , 3756 , 86158 , 38213 , 549086 , 545008 , 8904406 , 3356132 , 70921910 , 9925815 , 743404114 , 775557784 , 5826563008 , 9038507568
n×2
314436380
n×3
471654570
n×4
628872760
n×5
786090950
n÷2
78609095
n÷3
52406063.333333
n÷3
39304547.5
n÷5
31443638
n2
24717559266876100
n3
3.886049929156E+24
n4
6.1095773611153E+32
n5
9.6053669437953E+40
2 √n
12538.667792074
3 √n
539.7188637189
4 √n
111.97619297009
5 √n
43.581337892988
1 , 2 , 5 , 10 , 41 , 82 , 205 , 410 , 383459 , 766918 , 1917295 , 3834590 , 15721819 , 31443638 , 78609095 , 157218190
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
-157218189
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 157218190 can be divided by 16 positive divisors.
The sum of these divisors (counting 157218190) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010111101111010110001110
3
Ternary
101221211111210221
4
Quaternary
21113233112032
5
Quinary
310221440230
6
Senary
23333421554
8
Octal
1127572616
10
Decimal
157218190
12
Duodecimal
4479a8ba
16
Hexadecimal
95ef58e
20
Vigesimal
292c59a
36
Base36
2llqby
md5
14320b4716e50d719ad84a95714ec077
sha1
37b3ef5f2dd114f3ae4482bdd5e9f26855d22fd3
sha256
072b577015d68140689448e8dd7d761ab5fd19053fac33c4b7a88d6987381e50
sha512
31a7c3e0bea93a2b9b8fdcfca786f00ca688a618642d9d93cecacb8077c18f060fdef408b5523a6aa36a9cb3bbe5b38dba2d769dbee24645066ccdfba779739e
ripemd-160
d7870f3af18284b42b727d43dc9ba912899691f7
Diameter
314436380
Circumference
987831021.42937
Area
7.7652502607488E+16
Volume
1.6277847878559E+25
Surface area
3.1061001042995E+17
Circumference
987831021.42937
Perimeter
628872760
Area
24717559266876100
Diagonal
222340096.54975
Surface area
148305355601256600
Volume
3.886049929156E+24
Space diagonal
272309892.95402
Perimeter
471654570
Area
1.0703017122331E+16
Altitude
136154946.47701
Surface area
1.0703017122331E+16
Volume
4.5797537615595E+23
Height
74113365.516583