1981353148 is an even 10-digits composite number following 1981353147
and preceding 1981353149 . In scientific notation, it is written as 1.981353148 × 10^9.
The sum of its digits is 43. It has a total of 5 prime factors and 24 positive divisors.
There are 983687808 positive integers (up to 1981353148) that are relatively prime to 1981353148.
1981353148 has 24 divisors, whose sum is 3491888400
The reverse of 1981353148 is 8413531891
Previous prime number is 857
Is Prime? no
Number parity even
Number length 10
Sum of Digits 43
Digital Root 7
Name
one billion nine hundred eighty-one million three hundred fifty-three thousand one hundred forty-eight
Scientific notation
1.981353148 × 10^9
Engineering notation
1.981353148 × 10^9
Prime Factorization
2 × 2 × 179 × 857 × 3229
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
990676574
Product of the distinct prime numbers
The prime factorization of 1981353148 is 2 × 2 × 179 × 857 × 3229.
Since it has a total of 5 prime factors.
6 , 10 , 80 , 83 , 970 , 559 , 2260 , 4710 , 240 , 80071 , 887598 , 302745 , 202273 , 2164541 , 39178707 , 39187789 , 284717886 , 212685870 , 2725200185 , 3584537065
n×2
3962706296
n×3
5944059444
n×4
7925412592
n×5
9906765740
n÷2
990676574
n÷3
660451049.33333
n÷3
495338287
n÷5
396270629.6
n2
3925760297089509904
n3
7.7783175229317E+27
n4
1.5411593910204E+37
n5
3.0535810109681E+46
2 √n
44512.393195603
3 √n
1255.9932239955
4 √n
210.97960374312
5 √n
72.342310919358
1 , 2 , 4 , 179 , 358 , 716 , 857 , 1714 , 3229 , 3428 , 6458 , 12916 , 153403 , 306806 , 577991 , 613612 , 1155982 , 2311964 , 2767253 , 5534506 , 11069012 , 495338287 , 990676574 , 1981353148
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1981353147
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1981353148 can be divided by 24 positive divisors.
The sum of these divisors (counting 1981353148) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110110000110010000110010111100
3
Ternary
12010002021011112221
4
Quaternary
1312012100302330
5
Quinary
13024211300043
6
Senary
524335135124
8
Octal
16606206274
10
Decimal
1981353148
12
Duodecimal
4736744a4
16
Hexadecimal
76190cbc
20
Vigesimal
1aj392h8
36
Base36
wrn9vg
md5
b4f83a39a6644efdd3e65814c1df1d91
sha1
5784dd25ca3a14efe78f05894f03485519415c2b
sha256
48aec902985728a173764c3c22e838c418dc60f7625241ecbc58beb010eac50e
sha512
0c466d3ba6105a597776ea5ab3fbde83bacece5f54dcae59a5874bc8e525603e2f0eaafc8cf244afa885ddad30245da0ffc89646e2698fa7f2c0a3ca00d01fe3
ripemd-160
5fe16bdc3432a30dfa6f309b6d22cd2ed7a97fcb
Diameter
3962706296
Circumference
12449208987.848
Area
1.2333139709091E+19
Volume
3.2581740249775E+28
Surface area
4.9332558836364E+19
Circumference
12449208987.848
Perimeter
7925412592
Area
3925760297089509904
Diagonal
2802056493.7522
Surface area
2.3554561782537E+19
Volume
7.7783175229317E+27
Space diagonal
3431804320.0725
Perimeter
5944059444
Area
1.6999040732239E+18
Altitude
1715902160.0363
Surface area
1.6999040732239E+18
Volume
9.1668351111453E+26
Height
934018831.25074