157085291 is an odd 9-digits composite number following 157085290
and preceding 157085292 . In scientific notation, it is written as 1.57085291 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 142804800 positive integers (up to 157085291) that are relatively prime to 157085291.
157085291 has 4 divisors, whose sum is 171365784
The reverse of 157085291 is 192580751
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred fifty-seven million eighty-five thousand two hundred ninety-one
Scientific notation
1.57085291 × 10^8
Engineering notation
1.57085291 × 10^6
Prime Factorization
11 × 14280481
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157085291
Product of the distinct prime numbers
The prime factorization of 157085291 is 11 × 14280481.
Since it has a total of 2 prime factors.
3 , 1 , 41 , 70 , 640 , 902 , 8774 , 2545 , 27615 , 58455 , 380998 , 515300 , 7280448 , 9054285 , 29960939 , 86616850 , 669764351 , 666630974 , 8367885677 , 8961648176
n×2
314170582
n×3
471255873
n×4
628341164
n×5
785426455
n÷2
78542645.5
n÷3
52361763.666667
n÷3
39271322.75
n÷5
31417058.2
n2
24675788648554681
n3
3.8762034405127E+24
n4
6.0889454542814E+32
n5
9.5648376856892E+40
2 √n
12533.367105451
3 √n
539.56674324283
4 √n
111.9525216574
5 √n
43.573967402821
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
-157085290
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 157085291 can be divided by 4 positive divisors.
The sum of these divisors (counting 157085291) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111001110111001101011
3
Ternary
101221120202111202
4
Quaternary
21113032321223
5
Quinary
310203212131
6
Senary
23330514415
8
Octal
1127167153
10
Decimal
157085291
12
Duodecimal
44735a0b
16
Hexadecimal
95cee6b
20
Vigesimal
291fd4b
36
Base36
2livsb
md5
091283a6c6498bbee7370ee8c10e773b
sha1
2e29fe015b4f41a957fa3bc28dc2dd3488613bde
sha256
732c02392fe919c9f15ee798d980bf6a6ab0da08a4c218712767ed9e70b50e21
sha512
ac2b141e512f406dbc091fc3df4add8c5fa8fb676f97c0d5ecbefc80244d0d81bb5264a818baf40d8ecc6706fd830d45e38f0acf1663807a64c2961491237306
ripemd-160
1a6a07090d1955429690d27d231575894f2214da
Diameter
314170582
Circumference
986995992.38523
Area
7.7521276339834E+16
Volume
1.6236603003379E+25
Surface area
3.1008510535934E+17
Circumference
986995992.38523
Perimeter
628341164
Area
24675788648554681
Diagonal
222152148.98152
Surface area
148054731891328086
Volume
3.8762034405127E+24
Space diagonal
272079705.13374
Perimeter
471255873
Area
1.0684929914032E+16
Altitude
136039852.56687
Surface area
1.0684929914032E+16
Volume
4.5681495634086E+23
Height
74050716.327175