157068949 is an odd 9-digits composite number following 157068948
and preceding 157068950 . In scientific notation, it is written as 1.57068949 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 156160864 positive integers (up to 157068949) that are relatively prime to 157068949.
157068949 has 4 divisors, whose sum is 157977036
The reverse of 157068949 is 949860751
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred fifty-seven million sixty-eight thousand nine hundred forty-nine
Scientific notation
1.57068949 × 10^8
Engineering notation
1.57068949 × 10^6
Prime Factorization
173 × 907913
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157068949
Product of the distinct prime numbers
The prime factorization of 157068949 is 173 × 907913.
Since it has a total of 2 prime factors.
2 , 6 , 86 , 32 , 545 , 695 , 118 , 3199 , 62590 , 25566 , 305085 , 989130 , 8756840 , 3149462 , 9506353 , 67056258 , 863217859 , 921022897 , 8032312101 , 3654821850
n×2
314137898
n×3
471206847
n×4
628275796
n×5
785344745
n÷2
78534474.5
n÷3
52356316.333333
n÷3
39267237.25
n÷5
31413789.8
n2
24670654739964601
n3
3.8749938111481E+24
n4
6.0864120529854E+32
n5
9.5598634434335E+40
2 √n
12532.715148762
3 √n
539.5480317402
4 √n
111.94960986427
5 √n
43.573060741982
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
-157068948
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 157068949 can be divided by 4 positive divisors.
The sum of these divisors (counting 157068949) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111001010111010010101
3
Ternary
101221112221002111
4
Quaternary
21113022322111
5
Quinary
310202201244
6
Senary
23330311021
8
Octal
1127127225
10
Decimal
157068949
12
Duodecimal
44728471
16
Hexadecimal
95cae95
20
Vigesimal
291dc79
36
Base36
2lij6d
md5
3ac93d1d907125dc62daf4dcaeb14d64
sha1
833c583df9b27ea784063675f741059921dfd521
sha256
b6314c066d4bdea473616b3bae09baaacd91e11090194195cc7c1f81b2a67a10
sha512
6772b2abc156b40e15de96bc0e60d199c69034c211410e8406e7f480298695e842f4a1a5f6459a56ea7eedf4afd0b235c806bd3ff671dfbfa8c0a7cd0767bbca
ripemd-160
275987239f563ad7994028ebd89258f265d15f08
Diameter
314137898
Circumference
986893312.57094
Area
7.7505147690323E+16
Volume
1.6231536119745E+25
Surface area
3.1002059076129E+17
Circumference
986893312.57094
Perimeter
628275796
Area
24670654739964601
Diagonal
222129037.90349
Surface area
148023928439787606
Volume
3.8749938111481E+24
Space diagonal
272051399.95944
Perimeter
471206847
Area
1.0682706866402E+16
Altitude
136025699.97972
Surface area
1.0682706866402E+16
Volume
4.5667240015312E+23
Height
74043012.634496