138998466 is an even 9-digits composite number following 138998465
and preceding 138998467 . In scientific notation, it is written as 1.38998466 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 46297656 positive integers (up to 138998466) that are relatively prime to 138998466.
138998466 has 16 divisors, whose sum is 231840000
The reverse of 138998466 is 664899831
Previous prime number is 1999
Is Prime? no
Number parity even
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred thirty-eight million nine hundred ninety-eight thousand four hundred sixty-six
Scientific notation
1.38998466 × 10^8
Engineering notation
1.38998466 × 10^6
Prime Factorization
2 × 9 × 1999 × 3863
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
138998466
Product of the distinct prime numbers
The prime factorization of 138998466 is 2 × 9 × 1999 × 3863.
Since it has a total of 4 prime factors.
8 , 4 , 81 , 20 , 379 , 213 , 7408 , 4139 , 19306 , 83851 , 428929 , 616763 , 3441511 , 2770581 , 80023717 , 32729393 , 782617223 , 572560066 , 1905846694 , 4295764349
n×2
277996932
n×3
416995398
n×4
555993864
n×5
694992330
n÷2
69499233
n÷3
46332822
n÷3
34749616.5
n÷5
27799693.2
n2
19320573550353156
n3
2.6855300857393E+24
n4
3.7328456231461E+32
n5
5.1885981543212E+40
2 √n
11789.761066281
3 √n
518.00824114933
4 √n
108.58066617166
5 √n
42.520856256772
1 , 2 , 9 , 18 , 1999 , 3863 , 3998 , 7726 , 17991 , 34767 , 35982 , 69534 , 7722137 , 15444274 , 69499233 , 138998466
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
-138998465
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 138998466 can be divided by 16 positive divisors.
The sum of these divisors (counting 138998466) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010010001111001011000010
3
Ternary
100200112212001100
4
Quaternary
20102033023002
5
Quinary
241040422331
6
Senary
21443115230
8
Octal
1022171302
10
Decimal
138998466
12
Duodecimal
3a672b16
16
Hexadecimal
848f2c2
20
Vigesimal
238eg36
36
Base36
2ar7wi
md5
0cacedba572a08b4405d3f3e6fcd981e
sha1
b112d704d2b1d1ac650acd432b79159f981ade12
sha256
754459781556ffc7c949ea423c77a6cfbb1136b3e15cfa319ff17930c9faa3ae
sha512
685410d25b04355001ed89ee8ed8ae05711c94fdcf1ce494ef4de1a3aec16569e7449d7f702fb213fee89ed0f17cd81d502b989ab549f7a2a72b2252c1e15296
ripemd-160
6616bb76031d9ef1b4d00d12c639d824de788611
Diameter
277996932
Circumference
873353119.2917
Area
6.0697371928931E+16
Volume
1.1249122117804E+25
Surface area
2.4278948771572E+17
Circumference
873353119.2917
Perimeter
555993864
Area
19320573550353156
Diagonal
196573515.76626
Surface area
115923441302118936
Volume
2.6855300857393E+24
Space diagonal
240752405.28614
Perimeter
416995398
Area
8.3660537551458E+15
Altitude
120376202.64307
Surface area
8.3660537551458E+15
Volume
3.1649275578445E+23
Height
65524505.255419