1285382901 is an odd 10-digits composite number following 1285382900
and preceding 1285382902 . In scientific notation, it is written as 1.285382901 × 10^9.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 773412720 positive integers (up to 1285382901) that are relatively prime to 1285382901.
1285382901 has 8 divisors, whose sum is 1333866240
The reverse of 1285382901 is 1092835821
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 39
Digital Root 3
Name
one billion two hundred eighty-five million three hundred eighty-two thousand nine hundred one
Scientific notation
1.285382901 × 10^9
Engineering notation
1.285382901 × 10^9
Prime Factorization
33 × 139 × 280223
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1285382901
Product of the distinct prime numbers
The prime factorization of 1285382901 is 33 × 139 × 280223.
Since it has a total of 3 prime factors.
9 , 8 , 90 , 34 , 114 , 814 , 3062 , 6552 , 51925 , 80166 , 625170 , 23096 , 5306788 , 8226178 , 3316678 , 56887223 , 579423120 , 774561890 , 9879922698 , 2643657756
n×2
2570765802
n×3
3856148703
n×4
5141531604
n×5
6426914505
n÷2
642691450.5
n÷3
428460967
n÷3
321345725.25
n÷5
257076580.2
n2
1652209202183175801
n3
2.1237214573611E+27
n4
2.7297952477788E+36
n5
3.5088321347259E+45
2 √n
35852.237043175
3 √n
1087.286943174
4 √n
189.34686964187
5 √n
66.344741101046
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1285382900
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1285382901 can be divided by 8 positive divisors.
The sum of these divisors (counting 1285382901) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100111010110001011110101
3
Ternary
10022120200012212010
4
Quaternary
1030213112023311
5
Quinary
10113024223101
6
Senary
331314114433
8
Octal
11447261365
10
Decimal
1285382901
12
Duodecimal
2ba57ba19
16
Hexadecimal
4c9d62f5
20
Vigesimal
101dch51
36
Base36
l9a7sl
md5
adbd03ac61e1682f64d15b6d20c7254d
sha1
1eed2654b76becadda5a0aead384b1ec12b2389d
sha256
3130b2989001d93229a5bda897eacd246430b77edb79d397d603ec92cd382a16
sha512
526db46f065ba2efce0a619544ad07f9aa5691f21903d15eaa3776b8a53fd4b01944793c815e43ddbacf9812cb3133d39a15dcc41181e5373f4702d78e6a12f7
ripemd-160
46c1c8c5bf318dd0d7164bcbf36e572e1a92ec96
Diameter
2570765802
Circumference
8076298957.6631
Area
5.1905682917721E+18
Volume
8.8958236382889E+27
Surface area
2.0762273167088E+19
Circumference
8076298957.6631
Perimeter
5141531604
Area
1652209202183175801
Diagonal
1817805931.4367
Surface area
9.9132552130991E+18
Volume
2.1237214573611E+27
Space diagonal
2226348491.7123
Perimeter
3856148703
Area
7.1542757072852E+17
Altitude
1113174245.8561
Surface area
7.1542757072852E+17
Volume
2.5028297397524E+26
Height
605935310.47889