157388907 is an odd 9-digits composite number following 157388906
and preceding 157388908 . In scientific notation, it is written as 1.57388907 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 90722304 positive integers (up to 157388907) that are relatively prime to 157388907.
157388907 has 16 divisors, whose sum is 171737280
The reverse of 157388907 is 709883751
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred fifty-seven million three hundred eighty-eight thousand nine hundred seven
Scientific notation
1.57388907 × 10^8
Engineering notation
1.57388907 × 10^6
Prime Factorization
39 × 17 × 277 × 857
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157388907
Product of the distinct prime numbers
The prime factorization of 157388907 is 39 × 17 × 277 × 857.
Since it has a total of 4 prime factors.
4 , 5 , 86 , 90 , 194 , 96 , 6493 , 6395 , 8812 , 72964 , 787227 , 353386 , 7157305 , 7040715 , 82542869 , 750641 , 47390391 , 860999654 , 2054681172 , 9799389651
n×2
314777814
n×3
472166721
n×4
629555628
n×5
786944535
n÷2
78694453.5
n÷3
52462969
n÷3
39347226.75
n÷5
31477781.4
n2
24771268046654649
n3
3.898722802867E+24
n4
6.1361572063921E+32
n5
9.6576307589423E+40
2 √n
12545.473566191
3 √n
539.9141461589
4 √n
112.00657822731
5 √n
43.590798434179
1 , 17 , 39 , 277 , 663 , 857 , 4709 , 10803 , 14569 , 33423 , 183651 , 237389 , 568191 , 4035613 , 9258171 , 157388907
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
-157388906
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 157388907 can be divided by 16 positive divisors.
The sum of these divisors (counting 157388907) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011000011001000001101011
3
Ternary
101222011011222210
4
Quaternary
21120121001223
5
Quinary
310242421112
6
Senary
23341220203
8
Octal
1130310153
10
Decimal
157388907
12
Duodecimal
44861663
16
Hexadecimal
961906b
20
Vigesimal
293dc57
36
Base36
2lpe23
md5
05256543a3f0044e39e89b83864b428c
sha1
4e2f6c07ccf3ffa828487542449392600b09b2de
sha256
a1a03f176b447626b93274788cc936e3052fc1b5910bae9f7f62100b7affa261
sha512
d5e81e334526528d5b517c2b6b5dc884c25f1b6d6ed18bee8f9efd63be73d5421f787a3a9bf3d80193e36ee333fa5377ccaa6a202bd057c54b61fb08acc7e7e2
ripemd-160
59b8b0ec5a891947d3a54d706d22dafbd6e915d3
Diameter
314777814
Circumference
988903667.97545
Area
7.7821233715474E+16
Volume
1.6330931887827E+25
Surface area
3.112849348619E+17
Circumference
988903667.97545
Perimeter
629555628
Area
24771268046654649
Diagonal
222581526.84648
Surface area
148627608279927894
Volume
3.898722802867E+24
Space diagonal
272605583.47173
Perimeter
472166721
Area
1.0726273706178E+16
Altitude
136302791.73587
Surface area
1.0726273706178E+16
Volume
4.5946888864565E+23
Height
74193842.282159