139804945 is an odd 9-digits composite number following 139804944
and preceding 139804946 . In scientific notation, it is written as 1.39804945 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 90820224 positive integers (up to 139804945) that are relatively prime to 139804945.
139804945 has 16 divisors, whose sum is 201824640
The reverse of 139804945 is 549408931
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred thirty-nine million eight hundred four thousand nine hundred forty-five
Scientific notation
1.39804945 × 10^8
Engineering notation
1.39804945 × 10^6
Prime Factorization
5 × 7 × 19 × 210233
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
139804945
Product of the distinct prime numbers
The prime factorization of 139804945 is 5 × 7 × 19 × 210233.
Since it has a total of 4 prime factors.
7 , 2 , 35 , 95 , 360 , 240 , 3681 , 7350 , 89472 , 9263 , 84754 , 786804 , 280293 , 3960511 , 26319568 , 89256554 , 606243580 , 448839300 , 3824275066 , 8524281868
n×2
279609890
n×3
419414835
n×4
559219780
n×5
699024725
n÷2
69902472.5
n÷3
46601648.333333
n÷3
34951236.25
n÷5
27960989
n2
19545422646453025
n3
2.7325467380891E+24
n4
3.8202354642848E+32
n5
5.3408780897138E+40
2 √n
11823.914115047
3 √n
519.00815002491
4 √n
108.73782283569
5 √n
42.570083947255
1 , 5 , 7 , 19 , 35 , 95 , 133 , 665 , 210233 , 1051165 , 1471631 , 3994427 , 7358155 , 19972135 , 27960989 , 139804945
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
-139804944
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 139804945 can be divided by 16 positive divisors.
The sum of these divisors (counting 139804945) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010101010100000100010001
3
Ternary
100202001211022221
4
Quaternary
20111110010101
5
Quinary
241242224240
6
Senary
21512301041
8
Octal
1025240421
10
Decimal
139804945
12
Duodecimal
3a9a1781
16
Hexadecimal
8554111
20
Vigesimal
23dfc75
36
Base36
2b8i6p
md5
2e5dd4a92bde16422de94d423984db90
sha1
374cc7ea3cbc3c45947cfda6783e7936dd15039b
sha256
4adce8bdc5f13450288e7be897fa3a6f875a0e3b36d6797369744a6b842556e2
sha512
bce446eb3a55a0ce8b541d62fb10266f483300dbe93c3a3bdda0cb6c3cdb4cff2cd290b1a57054c8d39428304858724be3aeae86583354064e8bbb70568aebea
ripemd-160
40304f84c55b72f513a08113ce524d33766e9fa9
Diameter
279609890
Circumference
878420376.29505
Area
6.1403756197404E+16
Volume
1.1446065010629E+25
Surface area
2.4561502478962E+17
Circumference
878420376.29505
Perimeter
559219780
Area
19545422646453025
Diagonal
197714049.30582
Surface area
117272535878718150
Volume
2.7325467380891E+24
Space diagonal
242149267.88937
Perimeter
419414835
Area
8.463416269766E+15
Altitude
121074633.94469
Surface area
8.463416269766E+15
Volume
3.22033721402E+23
Height
65904683.101942