157260985 is an odd 9-digits composite number following 157260984
and preceding 157260986 . In scientific notation, it is written as 1.57260985 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 104356800 positive integers (up to 157260985) that are relatively prime to 157260985.
157260985 has 16 divisors, whose sum is 222630912
The reverse of 157260985 is 589062751
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred fifty-seven million two hundred sixty thousand nine hundred eighty-five
Scientific notation
1.57260985 × 10^8
Engineering notation
1.57260985 × 10^6
Prime Factorization
7 × 5 × 31 × 144941
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157260985
Product of the distinct prime numbers
The prime factorization of 157260985 is 7 × 5 × 31 × 144941.
Since it has a total of 4 prime factors.
1 , 10 , 91 , 69 , 677 , 515 , 9246 , 2350 , 43304 , 72727 , 261827 , 26589 , 5770972 , 355579 , 15097111 , 41758510 , 360214010 , 252674377 , 1275105509 , 8894755437
n×2
314521970
n×3
471782955
n×4
629043940
n×5
786304925
n÷2
78630492.5
n÷3
52420328.333333
n÷3
39315246.25
n÷5
31452197
n2
24731017403170225
n3
3.8892241568747E+24
n4
6.1162322179591E+32
n5
9.6184470308498E+40
2 √n
12540.374196969
3 √n
539.76783000664
4 √n
111.98381220948
5 √n
43.583710214307
1 , 5 , 7 , 31 , 35 , 155 , 217 , 1085 , 144941 , 724705 , 1014587 , 4493171 , 5072935 , 22465855 , 31452197 , 157260985
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157260984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157260985 can be divided by 16 positive divisors.
The sum of these divisors (counting 157260985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010111111001110010111001
3
Ternary
101221220200111221
4
Quaternary
21113321302321
5
Quinary
310224322420
6
Senary
23334352041
8
Octal
1127716271
10
Decimal
157260985
12
Duodecimal
447bb621
16
Hexadecimal
95f9cb9
20
Vigesimal
292hc95
36
Base36
2lmncp
md5
61af497e8966858a66f63059f214b6a2
sha1
5d98e782156156977ac0cec73a75ca09b57f4c8f
sha256
397a56605ab66f148eaa260f9ab577b6f3de49e35e128ff69a6122390f1f4af8
sha512
b0712311839c48ca8c6c9d93a529bebbee7b4e9e99b950d0e41c0ff3f3b7953b6b8516257feecbba945fc51b15faccf5f8d1457f02ef51c970db244e084ecc80
ripemd-160
2c5715cc66a61a10fac3dc91688287adabb2019b
Diameter
314521970
Circumference
988099910.34459
Area
7.7694782589601E+16
Volume
1.6291144052535E+25
Surface area
3.107791303584E+17
Circumference
988099910.34459
Perimeter
629043940
Area
24731017403170225
Diagonal
222400617.81915
Surface area
148386104419021350
Volume
3.8892241568747E+24
Space diagonal
272384016.06833
Perimeter
471782955
Area
1.070884466629E+16
Altitude
136192008.03416
Surface area
1.070884466629E+16
Volume
4.583494624801E+23
Height
74133539.273051