157036821 is an odd 9-digits composite number following 157036820
and preceding 157036822 . In scientific notation, it is written as 1.57036821 × 10^8.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 104691212 positive integers (up to 157036821) that are relatively prime to 157036821.
157036821 has 4 divisors, whose sum is 209382432
The reverse of 157036821 is 128630751
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred fifty-seven million thirty-six thousand eight hundred twenty-one
Scientific notation
1.57036821 × 10^8
Engineering notation
1.57036821 × 10^6
Prime Factorization
3 × 52345607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157036821
Product of the distinct prime numbers
The prime factorization of 157036821 is 3 × 52345607.
Since it has a total of 2 prime factors.
10 , 4 , 85 , 91 , 662 , 270 , 7021 , 521 , 3549 , 44980 , 994539 , 318847 , 400533 , 5926043 , 1439160 , 1086124 , 570263107 , 565699872 , 6169469530 , 6794468059
n×2
314073642
n×3
471110463
n×4
628147284
n×5
785184105
n÷2
78518410.5
n÷3
52345607
n÷3
39259205.25
n÷5
31407364.2
n2
24660563149786041
n3
3.8726164411121E+24
n4
6.0814337486459E+32
n5
9.5500902300946E+40
2 √n
12531.433317861
3 √n
539.51124156764
4 √n
111.94388468273
5 √n
43.571278047365
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
-157036820
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 157036821 can be divided by 4 positive divisors.
The sum of these divisors (counting 157036821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111000011000100010101
3
Ternary
101221111022000120
4
Quaternary
21113003010111
5
Quinary
310200134241
6
Senary
23325502153
8
Octal
1127030425
10
Decimal
157036821
12
Duodecimal
44711959
16
Hexadecimal
95c3115
20
Vigesimal
2919c11
36
Base36
2lhudx
md5
bced94fc46d5d3a4873c93dcb047d3e4
sha1
74797ae105c42ab1cbe6ef3804a386e4ed0fa0d3
sha256
9caaf6243e7ba20fb756b603591d3fdfa014bf661d26030bda787b70c39c7be7
sha512
fda8456616378aa321406f4cc4c2bd95fc703c2f435ce8d13f6bb3fe1d997245a65fc08fe73dc6865e648b289ef9c094b10f02b13a58d25f1fe45cb520bef788
ripemd-160
2ae63c2b6df36afc0dabcfb71d93c53bfdac4a4b
Diameter
314073642
Circumference
986691446.39339
Area
7.7473444024755E+16
Volume
1.6221577815425E+25
Surface area
3.0989377609902E+17
Circumference
986691446.39339
Perimeter
628147284
Area
24660563149786041
Diagonal
222083602.05016
Surface area
147963378898716246
Volume
3.8726164411121E+24
Space diagonal
271995752.6311
Perimeter
471110463
Area
1.0678337079673E+16
Altitude
135997876.31555
Surface area
1.0678337079673E+16
Volume
4.5639222440749E+23
Height
74027867.350052