157049786 is an even 9-digits composite number following 157049785
and preceding 157049787 . In scientific notation, it is written as 1.57049786 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 78524892 positive integers (up to 157049786) that are relatively prime to 157049786.
157049786 has 4 divisors, whose sum is 235574682
The reverse of 157049786 is 687940751
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred fifty-seven million forty-nine thousand seven hundred eighty-six
Scientific notation
1.57049786 × 10^8
Engineering notation
1.57049786 × 10^6
Prime Factorization
2 × 78524893
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157049786
Product of the distinct prime numbers
The prime factorization of 157049786 is 2 × 78524893.
Since it has a total of 2 prime factors.
1 , 10 , 20 , 48 , 124 , 501 , 1726 , 7432 , 37198 , 52049 , 469485 , 257351 , 7364769 , 9208842 , 84195065 , 87586778 , 314057636 , 391236368 , 4750623815 , 9498727381
n×2
314099572
n×3
471149358
n×4
628199144
n×5
785248930
n÷2
78524893
n÷3
52349928.666667
n÷3
39262446.5
n÷5
31409957.2
n2
24664635282645796
n3
3.8735756929076E+24
n4
6.0834423362594E+32
n5
9.5540331705287E+40
2 √n
12531.95060635
3 √n
539.5260885543
4 √n
111.94619514012
5 √n
43.571997474773
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
-157049785
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 157049786 can be divided by 4 positive divisors.
The sum of these divisors (counting 157049786) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111000110001110111010
3
Ternary
101221111221210202
4
Quaternary
21113012032322
5
Quinary
310201043121
6
Senary
23330042202
8
Octal
1127061672
10
Decimal
157049786
12
Duodecimal
44719362
16
Hexadecimal
95c63ba
20
Vigesimal
291b496
36
Base36
2li4e2
md5
52ef5f81ea05f28e8bde03072198c851
sha1
92f656e096fe962d0def6d343586a1476325f112
sha256
4377cd4b9ec6e66ae425539f6c8399d692d8c556f9f9226c49e1ab4e1329c76e
sha512
dfa91512997de380eb77456f3ce83e1ce2c5b85a4e9c2d0619c5a66840e9dd8b2bd8e759288e6cca0939e7ef6ff0fd21f969bf62ab66258561863e7984a57313
ripemd-160
2478df1c73a0e7a7bcd9d463f9e489dd1645ed79
Diameter
314099572
Circumference
986772907.8909
Area
7.7486237007432E+16
Volume
1.622559591995E+25
Surface area
3.0994494802973E+17
Circumference
986772907.8909
Perimeter
628199144
Area
24664635282645796
Diagonal
222101937.32899
Surface area
147987811695874776
Volume
3.8735756929076E+24
Space diagonal
272018208.66982
Perimeter
471149358
Area
1.0680100364925E+16
Altitude
136009104.33491
Surface area
1.0680100364925E+16
Volume
4.5650527331572E+23
Height
74033979.109664