121887848 is an even 9-digits composite number following 121887847
and preceding 121887849 . In scientific notation, it is written as 1.21887848 × 10^8.
The sum of its digits is 47. It has a total of 5 prime factors and 16 positive divisors.
There are 60860800 positive integers (up to 121887848) that are relatively prime to 121887848.
121887848 has 16 divisors, whose sum is 228851460
The reverse of 121887848 is 848788121
Previous prime number is 761
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-one million eight hundred eighty-seven thousand eight hundred forty-eight
Scientific notation
1.21887848 × 10^8
Engineering notation
1.21887848 × 10^6
Prime Factorization
2 × 2 × 2 × 761 × 20021
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
30471962
Product of the distinct prime numbers
The prime factorization of 121887848 is 2 × 2 × 2 × 761 × 20021.
Since it has a total of 5 prime factors.
3 , 3 , 12 , 24 , 220 , 172 , 6671 , 1354 , 83920 , 92365 , 115610 , 249580 , 4322006 , 1991780 , 36824377 , 21678484 , 186159263 , 874028987 , 2592247545 , 1700642387
n×2
243775696
n×3
365663544
n×4
487551392
n×5
609439240
n÷2
60943924
n÷3
40629282.666667
n÷3
30471962
n÷5
24377569.6
n2
14856647490071104
n3
1.8108447910594E+24
n4
2.2071997464424E+32
n5
2.690308272E+40
2 √n
11040.282967388
3 √n
495.81554231922
4 √n
105.07275083193
5 √n
41.418282111105
1 , 2 , 4 , 8 , 761 , 1522 , 3044 , 6088 , 20021 , 40042 , 80084 , 160168 , 15235981 , 30471962 , 60943924 , 121887848
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
-121887847
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 121887848 can be divided by 16 positive divisors.
The sum of these divisors (counting 121887848) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010000111101110001101000
3
Ternary
22111100112200202
4
Quaternary
13100331301220
5
Quinary
222200402343
6
Senary
20032251332
8
Octal
720756150
10
Decimal
121887848
12
Duodecimal
349a0b48
16
Hexadecimal
743dc68
20
Vigesimal
1i1fjc8
36
Base36
20kh9k
md5
213b99cb016e10a065dcb4395701a0d3
sha1
585ee8745b6d30e6f6d876392814573c133e5e47
sha256
a93dccc3006d89d390fa0a4a7b3292a0d6ab0fa2211075cf5a635587d0f8cee4
sha512
73c074e89c4c3d3868b55f969bc129737a3c6f53a073903bf4d4f2a9b20f2860dd39d23e481d4520d5ef2a4ce44f79acc1ffba9deee1f6c53f2ce97ea75c8de8
ripemd-160
f79a4b857774b19335ec89c79dd911098628ac85
Diameter
243775696
Circumference
765843935.67734
Area
4.6673534611781E+16
Volume
7.5852489231779E+24
Surface area
1.8669413844712E+17
Circumference
765843935.67734
Perimeter
487551392
Area
14856647490071104
Diagonal
172375447.73007
Surface area
89139884940426624
Volume
1.8108447910594E+24
Space diagonal
211115945.56123
Perimeter
365663544
Area
6.4331170707359E+15
Altitude
105557972.78062
Surface area
6.4331170707359E+15
Volume
2.1341010523907E+23
Height
57458482.57669