157742408 is an even 9-digits composite number following 157742407
and preceding 157742409 . In scientific notation, it is written as 1.57742408 × 10^8.
The sum of its digits is 38. It has a total of 6 prime factors and 32 positive divisors.
There are 74557440 positive integers (up to 157742408) that are relatively prime to 157742408.
157742408 has 32 divisors, whose sum is 312012000
The reverse of 157742408 is 804247751
Previous prime number is 641
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred fifty-seven million seven hundred forty-two thousand four hundred eight
Scientific notation
1.57742408 × 10^8
Engineering notation
1.57742408 × 10^6
Prime Factorization
2 × 2 × 2 × 19 × 641 × 1619
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
39435602
Product of the distinct prime numbers
The prime factorization of 157742408 is 2 × 2 × 2 × 19 × 641 × 1619.
Since it has a total of 6 prime factors.
8 , 3 , 42 , 52 , 113 , 564 , 4269 , 6325 , 9832 , 54991 , 153425 , 986168 , 3598480 , 9686876 , 12904458 , 99112027 , 422292003 , 4982617 , 1248124405 , 5038662199
n×2
315484816
n×3
473227224
n×4
630969632
n×5
788712040
n÷2
78871204
n÷3
52580802.666667
n÷3
39435602
n÷5
31548481.6
n2
24882667281638464
n3
3.9250518544685E+24
n4
6.1914713104872E+32
n5
9.7665759357917E+40
2 √n
12559.554450696
3 √n
540.31806593393
4 √n
112.06941799927
5 √n
43.610362157881
1 , 2 , 4 , 8 , 19 , 38 , 76 , 152 , 641 , 1282 , 1619 , 2564 , 3238 , 5128 , 6476 , 12179 , 12952 , 24358 , 30761 , 48716 , 61522 , 97432 , 123044 , 246088 , 1037779 , 2075558 , 4151116 , 8302232 , 19717801 , 39435602 , 78871204 , 157742408
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157742407
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157742408 can be divided by 32 positive divisors.
The sum of these divisors (counting 157742408) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001011001101111010101001000
3
Ternary
101222211010220102
4
Quaternary
21121233111020
5
Quinary
310340224113
6
Senary
23352544532
8
Octal
1131572510
10
Decimal
157742408
12
Duodecimal
449b2148
16
Hexadecimal
966f548
20
Vigesimal
295hg08
36
Base36
2lwytk
md5
944f7f70fefad9e561e055cfa8037bbd
sha1
2beeb5df48d64bc8b41bbb13dcb1c7b479c46373
sha256
b0b7a2545c4aca318df9e0f82915be816b83274ec2e07f6e16c17bc393e553e9
sha512
d26cfbebd3b8371299bbd66f2e38b0828a57d9c069f47bf28b9aa406104df00c717a234637d972d9b958ffa2c6e67e184e7fb51a5bdf41f70abff18dfa0988b1
ripemd-160
79893f332693943b7d8d7047a67357131ab5e064
Diameter
315484816
Circumference
991124780.26473
Area
7.8171204733715E+16
Volume
1.6441218761276E+25
Surface area
3.1268481893486E+17
Circumference
991124780.26473
Perimeter
630969632
Area
24882667281638464
Diagonal
223081452.75499
Surface area
149296003689830784
Volume
3.9250518544685E+24
Space diagonal
273217865.16426
Perimeter
473227224
Area
1.0774510989907E+16
Altitude
136608932.58213
Surface area
1.0774510989907E+16
Volume
4.6257179713391E+23
Height
74360484.251663