157811312 is an even 9-digits composite number following 157811311
and preceding 157811313 . In scientific notation, it is written as 1.57811312 × 10^8.
The sum of its digits is 29. It has a total of 6 prime factors and 20 positive divisors.
There are 77567808 positive integers (up to 157811312) that are relatively prime to 157811312.
157811312 has 20 divisors, whose sum is 310943640
The reverse of 157811312 is 213118751
Previous prime number is 59
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred fifty-seven million eight hundred eleven thousand three hundred twelve
Scientific notation
1.57811312 × 10^8
Engineering notation
1.57811312 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 59 × 167173
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
19726414
Product of the distinct prime numbers
The prime factorization of 157811312 is 2 × 2 × 2 × 2 × 59 × 167173.
Since it has a total of 6 prime factors.
2 , 4 , 70 , 84 , 174 , 667 , 9997 , 1463 , 98509 , 53821 , 549566 , 895557 , 699037 , 3274479 , 33349731 , 97997659 , 57873463 , 47161290 , 2761358694 , 8220244704
n×2
315622624
n×3
473433936
n×4
631245248
n×5
789056560
n÷2
78905656
n÷3
52603770.666667
n÷3
39452828
n÷5
31562262.4
n2
24904410195161344
n3
3.9301976474846E+24
n4
6.2022964716886E+32
n5
9.7879254361014E+40
2 √n
12562.297242145
3 √n
540.39672720821
4 √n
112.08165435139
5 √n
43.614171410615
1 , 2 , 4 , 8 , 16 , 59 , 118 , 236 , 472 , 944 , 167173 , 334346 , 668692 , 1337384 , 2674768 , 9863207 , 19726414 , 39452828 , 78905656 , 157811312
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157811311
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157811312 can be divided by 20 positive divisors.
The sum of these divisors (counting 157811312) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001011010000000001001110000
3
Ternary
101222221122102102
4
Quaternary
21122000021300
5
Quinary
310344430222
6
Senary
23354235532
8
Octal
1132001160
10
Decimal
157811312
12
Duodecimal
44a25ba8
16
Hexadecimal
9680270
20
Vigesimal
296685c
36
Base36
2lyfzk
md5
23aa79371520a0b8b4465236f6a55393
sha1
3c230dd80dc07b2861a20848871cb95df7ef40f3
sha256
8cdc6e8d34d92c7385c2ffe850dc6fac853a74caf80c3d293f505535ad6304c1
sha512
a627286b09fc1ea4fa647a667479c3074a7cbdaad3c293e1ac2a6ab1b848f0854fe2f380a644632b694c7ae79cf06e0dab0c39f6245d0baec20b821547aacb73
ripemd-160
36d6905a627ccaa91b672322ce1bd8b9321b19be
Diameter
315622624
Circumference
991557716.86513
Area
7.8239512111106E+16
Volume
1.6462773408658E+25
Surface area
3.1295804844442E+17
Circumference
991557716.86513
Perimeter
631245248
Area
24904410195161344
Diagonal
223178897.72629
Surface area
149426461170968064
Volume
3.9301976474846E+24
Space diagonal
273337210.3931
Perimeter
473433936
Area
1.0783925947639E+16
Altitude
136668605.19655
Surface area
1.0783925947639E+16
Volume
4.6317823465663E+23
Height
74392965.908764