28698901 is an odd 8-digits composite number following 28698900
and preceding 28698902 . In scientific notation, it is written as 2.8698901 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 21621600 positive integers (up to 28698901) that are relatively prime to 28698901.
28698901 has 16 divisors, whose sum is 32767488
The reverse of 28698901 is 10989682
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-eight million six hundred ninety-eight thousand nine hundred one
Scientific notation
2.8698901 × 10^7
Engineering notation
2.8698901 × 10^6
Prime Factorization
77 × 11 × 31 × 1093
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28698901
Product of the distinct prime numbers
The prime factorization of 28698901 is 77 × 11 × 31 × 1093.
Since it has a total of 4 prime factors.
2 , 10 , 49 , 52 , 185 , 358 , 2593 , 7095 , 45916 , 30990 , 73957 , 742106 , 4516059 , 7436445 , 24435735 , 97393327 , 62431023 , 200815048 , 3710315637 , 1745267840
n×2
57397802
n×3
86096703
n×4
114795604
n×5
143494505
n÷2
14349450.5
n÷3
9566300.3333333
n÷3
7174725.25
n÷5
5739780.2
n2
823626918607801
n3
2.363718739806E+22
n4
6.7836130105538E+29
n5
1.946822382122E+37
2 √n
5357.1355218997
3 √n
306.16468060592
4 √n
73.192455361873
5 √n
31.015090534085
1 , 11 , 31 , 77 , 341 , 847 , 1093 , 2387 , 12023 , 26257 , 33883 , 84161 , 372713 , 925771 , 2608991 , 28698901
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
-28698900
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 28698901 can be divided by 16 positive divisors.
The sum of these divisors (counting 28698901) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101101011110100100010101
3
Ternary
2000000001111021
4
Quaternary
1231132210111
5
Quinary
24321331101
6
Senary
2503041141
8
Octal
155364425
10
Decimal
28698901
12
Duodecimal
97401b1
16
Hexadecimal
1b5e915
20
Vigesimal
8j7751
36
Base36
h347p
md5
8161ea080c39da01ef305ab6c5aa6ef9
sha1
4bfefe10e32e4b205fb7cf5a475b280bad9af033
sha256
66811cec002ed8694af9755eb520bfa6cb7f525b7465848d7a43cda0f23ec847
sha512
11d5d60f95c5837308fc893b3c94411d5493daa378c5dba7fddf67f149e56fcddec38ae3b88d6f63920d8d36f9bb3e9fc34ad90b9e7f771063064833bafb91fa
ripemd-160
b4264f985f23953f30bcf83d7e9a9ee060076e7c
Diameter
57397802
Circumference
180320513.0954
Area
2.5875002767971E+15
Volume
9.9011219041695E+22
Surface area
1.0350001107188E+16
Circumference
180320513.0954
Perimeter
114795604
Area
823626918607801
Diagonal
40586375.019403
Surface area
4941761511646806
Volume
2.363718739806E+22
Space diagonal
49707954.653389
Perimeter
86096703
Area
3.5664091737753E+14
Altitude
24853977.326695
Surface area
3.5664091737753E+14
Volume
2.7856692495576E+21
Height
13528791.673134