127697921 is an odd 9-digits composite number following 127697920
and preceding 127697922 . In scientific notation, it is written as 1.27697921 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 117411840 positive integers (up to 127697921) that are relatively prime to 127697921.
127697921 has 8 divisors, whose sum is 128958600
The reverse of 127697921 is 129796721
Previous prime number is 2689
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-seven million six hundred ninety-seven thousand nine hundred twenty-one
Scientific notation
1.27697921 × 10^8
Engineering notation
1.27697921 × 10^6
Prime Factorization
169 × 2689 × 281
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
127697921
Product of the distinct prime numbers
The prime factorization of 127697921 is 169 × 2689 × 281.
Since it has a total of 3 prime factors.
2 , 6 , 24 , 53 , 222 , 284 , 9262 , 3601 , 33285 , 17990 , 361189 , 28859 , 8823773 , 3919012 , 96727433 , 88855714 , 377040196 , 2956867 , 7594030437 , 4566237082
n×2
255395842
n×3
383093763
n×4
510791684
n×5
638489605
n÷2
63848960.5
n÷3
42565973.666667
n÷3
31924480.25
n÷5
25539584.2
n2
16306759027722241
n3
2.0823392260881E+24
n4
2.659103899882E+32
n5
3.3956203973792E+40
2 √n
11300.35048129
3 √n
503.57165382779
4 √n
106.30310663988
5 √n
41.805821831801
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
-127697920
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 127697921 can be divided by 8 positive divisors.
The sum of these divisors (counting 127697921) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100111001000010000000001
3
Ternary
22220021201121122
4
Quaternary
13213020100001
5
Quinary
230142313141
6
Senary
20401002025
8
Octal
747102001
10
Decimal
127697921
12
Duodecimal
36923315
16
Hexadecimal
79c8401
20
Vigesimal
1ji24g1
36
Base36
2410ch
md5
ee8b3a0597d7eb037eb8aaa9d51fe5b1
sha1
8f806170113b94c103c2cb37174755c75716abef
sha256
a1e4595465adb149cb31d1296f5e4223f47234a3214ea66c6232faf4ce426ed1
sha512
8aa7de92f0ac5e0c016eb140ef2eae93d02b31154407c4012c52f19bff82786c85a1a216341b2d3e3f8ec91c3bdef26e11457c708c7a9f83fcbb64fe4f021f40
ripemd-160
019a07749ca6ebb6188fe2128e566136a6ca0e49
Diameter
255395842
Circumference
802349700.98458
Area
5.1229194365351E+16
Volume
8.7224821532804E+24
Surface area
2.049167774614E+17
Circumference
802349700.98458
Perimeter
510791684
Area
16306759027722241
Diagonal
180592131.76505
Surface area
97840554166333446
Volume
2.0823392260881E+24
Space diagonal
221179287.19292
Perimeter
383093763
Area
7.0610337856993E+15
Altitude
110589643.59646
Surface area
7.0610337856993E+15
Volume
2.4540603124961E+23
Height
60197377.255016