157889997 is an odd 9-digits composite number following 157889996
and preceding 157889998 . In scientific notation, it is written as 1.57889997 × 10^8.
The sum of its digits is 63. It has a total of 3 prime factors and 8 positive divisors.
There are 105117120 positive integers (up to 157889997) that are relatively prime to 157889997.
157889997 has 8 divisors, whose sum is 175671480
The reverse of 157889997 is 799988751
Previous prime number is 761
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 63
Digital Root 9
Name
one hundred fifty-seven million eight hundred eighty-nine thousand nine hundred ninety-seven
Scientific notation
1.57889997 × 10^8
Engineering notation
1.57889997 × 10^6
Prime Factorization
9 × 761 × 23053
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157889997
Product of the distinct prime numbers
The prime factorization of 157889997 is 9 × 761 × 23053.
Since it has a total of 3 prime factors.
1 , 9 , 77 , 64 , 550 , 133 , 6867 , 6639 , 73026 , 25131 , 337589 , 647758 , 2432087 , 9605259 , 91709979 , 92716378 , 953723243 , 549359715 , 4414602439 , 5397482171
n×2
315779994
n×3
473669991
n×4
631559988
n×5
789449985
n÷2
78944998.5
n÷3
52629999
n÷3
39472499.25
n÷5
31577999.4
n2
24929251152660009
n3
3.9360793897057E+24
n4
6.214675630324E+32
n5
9.8123511662783E+40
2 √n
12565.428643703
3 √n
540.48652654064
4 √n
112.09562276781
5 √n
43.618519764103
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157889996
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157889997 can be divided by 8 positive divisors.
The sum of these divisors (counting 157889997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011010010011010111001101
3
Ternary
102000002122100200
4
Quaternary
21122103113031
5
Quinary
310404434442
6
Senary
23400044113
8
Octal
1132232715
10
Decimal
157889997
12
Duodecimal
44a63639
16
Hexadecimal
96935cd
20
Vigesimal
296g4jh
36
Base36
2m04p9
md5
78d1d65a3a44d060412b0e1014dab74e
sha1
cd1df85142b644ba8a918f3c199f375e0df80a47
sha256
54a9ca9237c7c6df29a88cbecf2a8b795cf1a429d1767793f0ab41377165e757
sha512
822c167095578ee85a0a90f647cdee6ea3dbe2c5f2d7569727ec2c4f0f30131719733d40f834f7ed3f74929cbdaae2475eb02a8c45a54a8e406bb406f86bb602
ripemd-160
407a0d2d00154fc7abbb882ae8664c586d78abe2
Diameter
315779994
Circumference
992052109.30103
Area
7.8317552280692E+16
Volume
1.6487410792861E+25
Surface area
3.1327020912277E+17
Circumference
992052109.30103
Perimeter
631559988
Area
24929251152660009
Diagonal
223290175.12045
Surface area
149575506915960054
Volume
3.9360793897057E+24
Space diagonal
273473496.8109
Perimeter
473669991
Area
1.0794682397763E+16
Altitude
136736748.40545
Surface area
1.0794682397763E+16
Volume
4.6387140462492E+23
Height
74430058.373482