157021801 is an odd 9-digits prime number following 157021800
and preceding 157021802 . In scientific notation, it is written as 1.57021801 × 10^8.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 157021800 positive integers (up to 157021801) that are relatively prime to 157021801.
157021801 has 2 divisors, whose sum is 157021802
The reverse of 157021801 is 108120751
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred fifty-seven million twenty-one thousand eight hundred one
Scientific notation
1.57021801 × 10^8
Engineering notation
1.57021801 × 10^6
Prime Factorization
157021801
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
157021801
Product of the distinct prime numbers
The prime factorization of 157021801 is 157021801.
Since it has a total of 1 prime factors.
10 , 10 , 68 , 2 , 95 , 216 , 8087 , 8823 , 6788 , 84891 , 28629 , 57628 , 5946056 , 8826870 , 21679009 , 62593039 , 90186986 , 898441894 , 7879782763 , 761165364
n×2
314043602
n×3
471065403
n×4
628087204
n×5
785109005
n÷2
78510900.5
n÷3
52340600.333333
n÷3
39255450.25
n÷5
31404360.2
n2
24655845989283601
n3
3.8715053424159E+24
n4
6.0791074144727E+32
n5
9.5455239469296E+40
2 √n
12530.834010552
3 √n
539.49404025743
4 √n
111.9412078305
5 √n
43.570444528663
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
157021802
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
78510901
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
12530.834050453
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999872629
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157021801 can be divided by 2 positive divisors.
The sum of these divisors (counting 157021801) is 157021802, the average is 78510901.
Base
System
Value
2
Binary
1001010110111111011001101001
3
Ternary
101221110112102021
4
Quaternary
21112333121221
5
Quinary
310144144201
6
Senary
23325304441
8
Octal
1126773151
10
Decimal
157021801
12
Duodecimal
44705121
16
Hexadecimal
95bf669
20
Vigesimal
2917ea1
36
Base36
2lhisp
md5
7a79b3fc6ed1fcc0de8d5a6448c97d86
sha1
48e82337b2975b5abdc291ec76e3ecce1c71e2ff
sha256
07cea0a66a06a3fe43efca8a0ccb58210a79a0332166c9b7434ba77505120adf
sha512
d3872b724d3a323472d1272131858e698fe6d870e0fec92f99025cefe7f0cceb539b5be6a5968f53bcd51aca866e8e2f50e18b164838d4bf80bcdd7d84c6ac51
ripemd-160
2ce31da45625bc9c6ffec97e6617ddbc44bee337
Diameter
314043602
Circumference
986597072.95008
Area
7.7458624627975E+16
Volume
1.621692365609E+25
Surface area
3.098344985119E+17
Circumference
986597072.95008
Perimeter
628087204
Area
24655845989283601
Diagonal
222062360.56245
Surface area
147935075935701606
Volume
3.8715053424159E+24
Space diagonal
271969737.22797
Perimeter
471065403
Area
1.0676294489258E+16
Altitude
135984868.61398
Surface area
1.0676294489258E+16
Volume
4.5626128017038E+23
Height
74020786.85415