139611985 is an odd 9-digits composite number following 139611984
and preceding 139611986 . In scientific notation, it is written as 1.39611985 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 111448560 positive integers (up to 139611985) that are relatively prime to 139611985.
139611985 has 8 divisors, whose sum is 167895936
The reverse of 139611985 is 589116931
Previous prime number is 467
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred thirty-nine million six hundred eleven thousand nine hundred eighty-five
Scientific notation
1.39611985 × 10^8
Engineering notation
1.39611985 × 10^6
Prime Factorization
5 × 467 × 59791
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
139611985
Product of the distinct prime numbers
The prime factorization of 139611985 is 5 × 467 × 59791.
Since it has a total of 3 prime factors.
9 , 5 , 21 , 97 , 568 , 954 , 8813 , 9321 , 94052 , 30264 , 20394 , 595815 , 1067676 , 5325431 , 48264347 , 62989219 , 623335376 , 788802193 , 5960092488 , 259824750
n×2
279223970
n×3
418835955
n×4
558447940
n×5
698059925
n÷2
69805992.5
n÷3
46537328.333333
n÷3
34902996.25
n÷5
27922397
n2
19491506355640225
n3
2.721247892951E+24
n4
3.7991882001196E+32
n5
5.3041220600728E+40
2 √n
11815.751563062
3 √n
518.7692602323
4 √n
108.70028317839
5 √n
42.558326334318
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
-139611984
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 139611985 can be divided by 8 positive divisors.
The sum of these divisors (counting 139611985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010100100100111101010001
3
Ternary
100201201000122021
4
Quaternary
20110210331101
5
Quinary
241220040420
6
Senary
21504211441
8
Octal
1024447521
10
Decimal
139611985
12
Duodecimal
3a909b81
16
Hexadecimal
8524f51
20
Vigesimal
23cb9j5
36
Base36
2b4dap
md5
8e2bdf419994ca990b40d5d6265dfe08
sha1
381dfec93939a6491797f69b772f0bfe20bb109b
sha256
06363a77211147975a9ba4b48862ce64dfaa8daca1d52c139381dc348ec8cd6c
sha512
933c35455766b69284cc1accf4b04a10f442cfa008f0816925199a2d48979089d049b1ebc32c696d43d59627b82f9d4553ea60be19eb66bda8a351367b64c703
ripemd-160
3e3564133dd2da9a46b565ef3afb79956ceeec9c
Diameter
279223970
Circumference
877207972.85818
Area
6.1234373174278E+16
Volume
1.1398736518789E+25
Surface area
2.4493749269711E+17
Circumference
877207972.85818
Perimeter
558447940
Area
19491506355640225
Diagonal
197441162.65683
Surface area
116949038133841350
Volume
2.721247892951E+24
Space diagonal
241815051.36554
Perimeter
418835955
Area
8.4400698310051E+15
Altitude
120907525.68277
Surface area
8.4400698310051E+15
Volume
3.2070213973255E+23
Height
65813720.88561