157073221 is an odd 9-digits composite number following 157073220
and preceding 157073222 . In scientific notation, it is written as 1.57073221 × 10^8.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 156722944 positive integers (up to 157073221) that are relatively prime to 157073221.
157073221 has 4 divisors, whose sum is 157423500
The reverse of 157073221 is 122370751
Previous prime number is 449
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred fifty-seven million seventy-three thousand two hundred twenty-one
Scientific notation
1.57073221 × 10^8
Engineering notation
1.57073221 × 10^6
Prime Factorization
449 × 349829
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157073221
Product of the distinct prime numbers
The prime factorization of 157073221 is 449 × 349829.
Since it has a total of 2 prime factors.
2 , 1 , 88 , 25 , 922 , 358 , 317 , 8386 , 74079 , 74915 , 133292 , 769027 , 2463155 , 2284150 , 81415873 , 11479365 , 685407521 , 751306178 , 2761534846 , 4770244248
n×2
314146442
n×3
471219663
n×4
628292884
n×5
785366105
n÷2
78536610.5
n÷3
52357740.333333
n÷3
39268305.25
n÷5
31414644.2
n2
24671996755314841
n3
3.8753099988589E+24
n4
6.0870742389427E+32
n5
9.5611635717685E+40
2 √n
12532.885581541
3 √n
539.55292328265
4 √n
111.95037106478
5 √n
43.573297761573
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
-157073220
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 157073221 can be divided by 4 positive divisors.
The sum of these divisors (counting 157073221) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111001011111101000101
3
Ternary
101221120010221201
4
Quaternary
21113023331011
5
Quinary
310202320341
6
Senary
23330342501
8
Octal
1127137505
10
Decimal
157073221
12
Duodecimal
4472aa31
16
Hexadecimal
95cbf45
20
Vigesimal
291e311
36
Base36
2limh1
md5
f7effceff64eba13ec6054072d8eb005
sha1
0d90f9b58452c9bb2d4cb6c2cbb0cf0e00084558
sha256
af255e70ef37e3a342f172d3876ed9af1c9b42cd031fb99d0946c8dff0999cc9
sha512
011eb9b49f55417864116e8439569f6004a15441e379e2a3a63add70dceec669ae3397b6f0f8f3cb8e6effd249269d6bb5ac1101edb08532c1871e4ed6ccf194
ripemd-160
37c3afacf8696519bdd973931375ce13c6c37997
Diameter
314146442
Circumference
986920154.33857
Area
7.7509363755888E+16
Volume
1.6232860563731E+25
Surface area
3.1003745502355E+17
Circumference
986920154.33857
Perimeter
628292884
Area
24671996755314841
Diagonal
222135079.42383
Surface area
148031980531889046
Volume
3.8753099988589E+24
Space diagonal
272058799.28049
Perimeter
471219663
Area
1.0683287976095E+16
Altitude
136029399.64025
Surface area
1.0683287976095E+16
Volume
4.5670966323219E+23
Height
74045026.474609