20154998 is an even 8-digits composite number following 20154997
and preceding 20154999 . In scientific notation, it is written as 2.0154998 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 10070640 positive integers (up to 20154998) that are relatively prime to 20154998.
20154998 has 8 divisors, whose sum is 30253080
The reverse of 20154998 is 89945102
Previous prime number is 2131
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million one hundred fifty-four thousand nine hundred ninety-eight
Scientific notation
2.0154998 × 10^7
Engineering notation
2.0154998 × 10^6
Prime Factorization
2 × 2131 × 4729
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20154998
Product of the distinct prime numbers
The prime factorization of 20154998 is 2 × 2131 × 4729.
Since it has a total of 3 prime factors.
9 , 10 , 31 , 44 , 557 , 646 , 8861 , 9631 , 3304 , 17294 , 290221 , 320993 , 1553990 , 2061694 , 22722394 , 97026570 , 472658728 , 92758100 , 1520504399 , 7086495596
n×2
40309996
n×3
60464994
n×4
80619992
n×5
100774990
n÷2
10077499
n÷3
6718332.6666667
n÷3
5038749.5
n÷5
4030999.6
n2
406223944380004
n3
8.1874427865311E+21
n4
1.6501789298765E+29
n5
3.3259353031303E+36
2 √n
4489.4318126017
3 √n
272.14117347151
4 √n
67.00322240461
5 √n
28.898583239455
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
-20154997
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 20154998 can be divided by 8 positive divisors.
The sum of these divisors (counting 20154998) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111000101001110110
3
Ternary
1101220222110102
4
Quaternary
1030320221312
5
Quinary
20124424443
6
Senary
1555554102
8
Octal
114705166
10
Decimal
20154998
12
Duodecimal
68bb932
16
Hexadecimal
1338a76
20
Vigesimal
65j79i
36
Base36
bzzp2
md5
4f66a957273656be9de9b448e08268b1
sha1
058fd478ab3590d6c9c68cd107acf8c395961f09
sha256
a54dd260b31b9229039e900202ebeeb8f9315cce1249d4a1c6ee471fcc2915c7
sha512
f8d456ede520a1ca7841779c9bd0905ceba03bb021e1d2bc83c0169c210a1257caa5f5a8e02213c4dd02caf96e3166c3cb6ffc11824b9f62c9aecaf424772e69
ripemd-160
91651347d21a508fbda9facdf3ae544e4e5b6384
Diameter
40309996
Circumference
126637587.29983
Area
1.2761901593765E+15
Volume
3.429548014647E+22
Surface area
5.104760637506E+15
Circumference
126637587.29983
Perimeter
80619992
Area
406223944380004
Diagonal
28503471.521203
Surface area
2437343666280024
Volume
8.1874427865311E+21
Space diagonal
34909480.562449
Perimeter
60464994
Area
1.759001277293E+14
Altitude
17454740.281225
Surface area
1.759001277293E+14
Volume
9.6489938582217E+20
Height
9501157.1737342