157215716 is an even 9-digits composite number following 157215715
and preceding 157215717 . In scientific notation, it is written as 1.57215716 × 10^8.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 67378080 positive integers (up to 157215716) that are relatively prime to 157215716.
157215716 has 12 divisors, whose sum is 280742700
The reverse of 157215716 is 617512751
Previous prime number is 49
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred fifty-seven million two hundred fifteen thousand seven hundred sixteen
Scientific notation
1.57215716 × 10^8
Engineering notation
1.57215716 × 10^6
Prime Factorization
2 × 2 × 49 × 802121
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78607858
Product of the distinct prime numbers
The prime factorization of 157215716 is 2 × 2 × 49 × 802121.
Since it has a total of 4 prime factors.
3 , 8 , 97 , 36 , 135 , 39 , 4507 , 9852 , 12598 , 11968 , 308742 , 472947 , 8067745 , 9266988 , 87655373 , 93740011 , 947136061 , 313521252 , 2883588506 , 4099754668
n×2
314431432
n×3
471647148
n×4
628862864
n×5
786078580
n÷2
78607858
n÷3
52405238.666667
n÷3
39303929
n÷5
31443143.2
n2
24716781357392656
n3
3.8858664783179E+24
n4
6.1091928066915E+32
n5
9.6046112128606E+40
2 √n
12538.569136867
3 √n
539.71603268204
4 √n
111.97575245055
5 √n
43.581200732131
1 , 2 , 4 , 49 , 98 , 196 , 802121 , 1604242 , 3208484 , 39303929 , 78607858 , 157215716
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157215715
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157215716 can be divided by 12 positive divisors.
The sum of these divisors (counting 157215716) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001010111101110101111100100
3
Ternary
101221211101102022
4
Quaternary
21113232233210
5
Quinary
310221400331
6
Senary
23333402312
8
Octal
1127565744
10
Decimal
157215716
12
Duodecimal
44799398
16
Hexadecimal
95eebe4
20
Vigesimal
292bj5g
36
Base36
2llof8
md5
c8a475933750682deab5afb90dbf7fcc
sha1
6937c0b647f63e41d1197de31b1c8c9e9319ded6
sha256
1ee2cec610c20e79e0c58428de7db92f73c1054f16b33b5e289fcbc2bb2a5561
sha512
b3c80460e628b6308dd2a8723332da06431f4e9d448dbcc0a75fe04f06f80ffca09b965946bced169dd0af45a8800518f816f0fd170355c4963c2474928a3107
ripemd-160
bd2ed27c25de35b5cadb0e2c05683dd6a28b8013
Diameter
314431432
Circumference
987815476.82892
Area
7.765005873277E+16
Volume
1.6277079441486E+25
Surface area
3.1060023493108E+17
Circumference
987815476.82892
Perimeter
628862864
Area
24716781357392656
Diagonal
222336597.7854
Surface area
148300688144355936
Volume
3.8858664783179E+24
Space diagonal
272305607.86032
Perimeter
471647148
Area
1.0702680277644E+16
Altitude
136152803.93016
Surface area
1.0702680277644E+16
Volume
4.5795375626735E+23
Height
74112199.261799