102391489 is an odd 9-digits composite number following 102391488
and preceding 102391490 . In scientific notation, it is written as 1.02391489 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 97238400 positive integers (up to 102391489) that are relatively prime to 102391489.
102391489 has 8 divisors, whose sum is 107660520
The reverse of 102391489 is 984193201
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred two million three hundred ninety-one thousand four hundred eighty-nine
Scientific notation
1.02391489 × 10^8
Engineering notation
1.02391489 × 10^6
Prime Factorization
29 × 61 × 57881
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
102391489
Product of the distinct prime numbers
The prime factorization of 102391489 is 29 × 61 × 57881.
Since it has a total of 3 prime factors.
7 , 4 , 19 , 89 , 920 , 428 , 615 , 9845 , 25809 , 38154 , 211413 , 39626 , 827257 , 3732352 , 88502700 , 57893840 , 998772373 , 255907551 , 1474506522 , 8470036747
n×2
204782978
n×3
307174467
n×4
409565956
n×5
511957445
n÷2
51195744.5
n÷3
34130496.333333
n÷3
25597872.25
n÷5
20478297.8
n2
10484017019637121
n3
1.073474113342E+24
n4
1.0991461286804E+32
n5
1.1254320874417E+40
2 √n
10118.867970282
3 √n
467.82987613256
4 √n
100.592584072
5 √n
39.999335056018
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
-102391488
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 102391489 can be divided by 8 positive divisors.
The sum of these divisors (counting 102391489) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000110100101111011000001
3
Ternary
21010200000201101
4
Quaternary
12012211323001
5
Quinary
202203011424
6
Senary
14054334401
8
Octal
606457301
10
Decimal
102391489
12
Duodecimal
2a35a401
16
Hexadecimal
61a5ec1
20
Vigesimal
1bjiie9
36
Base36
1oyls1
md5
79f3b8dda0b24e1f856338ab54c6b304
sha1
47740174653b4d11efb83dc7859eb65b2f660927
sha256
b7b54bbdd413d499123a238df523d7c1b6147bc0736b2ffff4d1504174d06cfd
sha512
b25773fbc18164302e0da3421396ebcb4930ea4c1a5e08e07df82a83ac5567894fe5b2584c4463e9ea2603d3c2f6df4ae8d145441eb76194a5c1d3016f1c6633
ripemd-160
0fec1537fd9410a3f6349ad893494ed87508bb66
Diameter
204782978
Circumference
643344699.26504
Area
3.2936510849002E+16
Volume
4.4965578510587E+24
Surface area
1.3174604339601E+17
Circumference
643344699.26504
Perimeter
409565956
Area
10484017019637121
Diagonal
144803432.41538
Surface area
62904102117822726
Volume
1.073474113342E+24
Space diagonal
177347261.21063
Perimeter
307174467
Area
4.5397125363571E+15
Altitude
88673630.605315
Surface area
4.5397125363571E+15
Volume
1.2651013749539E+23
Height
48267810.805125