20156739 is an odd 8-digits composite number following 20156738
and preceding 20156740 . In scientific notation, it is written as 2.0156739 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 12730536 positive integers (up to 20156739) that are relatively prime to 20156739.
20156739 has 8 divisors, whose sum is 28290240
The reverse of 20156739 is 93765102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred fifty-six thousand seven hundred thirty-nine
Scientific notation
2.0156739 × 10^7
Engineering notation
2.0156739 × 10^6
Prime Factorization
3 × 19 × 353627
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20156739
Product of the distinct prime numbers
The prime factorization of 20156739 is 3 × 19 × 353627.
Since it has a total of 3 prime factors.
8 , 9 , 82 , 78 , 16 , 485 , 4108 , 6178 , 49525 , 27381 , 785153 , 82393 , 4601234 , 5836394 , 12106769 , 84691660 , 674150137 , 849167701 , 4393958888 , 9273224272
n×2
40313478
n×3
60470217
n×4
80626956
n×5
100783695
n÷2
10078369.5
n÷3
6718913
n÷3
5039184.75
n÷5
4031347.8
n2
406294127114121
n3
8.1895646774722E+21
n4
1.6507491772743E+29
n5
3.3273720320782E+36
2 √n
4489.62570823
3 √n
272.14900914815
4 √n
67.004669301699
5 √n
28.899082477362
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
-20156738
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 20156739 can be divided by 8 positive divisors.
The sum of these divisors (counting 20156739) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001000101000011
3
Ternary
1101221001211220
4
Quaternary
1030321011003
5
Quinary
20130003424
6
Senary
2000010123
8
Octal
114710503
10
Decimal
20156739
12
Duodecimal
6900943
16
Hexadecimal
1339143
20
Vigesimal
65jbgj
36
Base36
c011f
md5
7fa8d698af0407bc906303e73589353c
sha1
b0b426ba7cefc616915e63b5faf4c391680c55d3
sha256
1540254535209ea38ab105c874dec6e265038aca8c82ab39cdcaa09daf459766
sha512
8ee0a0076a506238669f04764ce954685057d03ef9e11eea062c94bfebffe731b67e35f62f88ef8400c69bb2d83970faf4ac0483e36fbc522221f1fa1ca0b4ef
ripemd-160
917dbaac71d7a8ca5a4974138039ad38dc6a594b
Diameter
40313478
Circumference
126648526.32545
Area
1.2764106449384E+15
Volume
3.430436830246E+22
Surface area
5.1056425797536E+15
Circumference
126648526.32545
Perimeter
80626956
Area
406294127114121
Diagonal
28505933.667015
Surface area
2437764762684726
Volume
8.1895646774722E+21
Space diagonal
34912496.062905
Perimeter
60470217
Area
1.7593051774463E+14
Altitude
17456248.031453
Surface area
1.7593051774463E+14
Volume
9.6514945306773E+20
Height
9501977.8890049