138766457 is an odd 9-digits composite number following 138766456
and preceding 138766458 . In scientific notation, it is written as 1.38766457 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 138690420 positive integers (up to 138766457) that are relatively prime to 138766457.
138766457 has 4 divisors, whose sum is 138842496
The reverse of 138766457 is 754667831
Previous prime number is 1871
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred thirty-eight million seven hundred sixty-six thousand four hundred fifty-seven
Scientific notation
1.38766457 × 10^8
Engineering notation
1.38766457 × 10^6
Prime Factorization
1871 × 74167
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138766457
Product of the distinct prime numbers
The prime factorization of 138766457 is 1871 × 74167.
Since it has a total of 2 prime factors.
10 , 7 , 100 , 14 , 291 , 819 , 9142 , 7014 , 10854 , 90511 , 459283 , 800052 , 9299548 , 5186316 , 8327996 , 28074646 , 768400316 , 924681090 , 3380753028 , 1790964056
n×2
277532914
n×3
416299371
n×4
555065828
n×5
693832285
n÷2
69383228.5
n÷3
46255485.666667
n÷3
34691614.25
n÷5
27753291.4
n2
19256129588332849
n3
2.6721048785058E+24
n4
3.7079852672267E+32
n5
5.1454397814124E+40
2 √n
11779.917529423
3 √n
517.71986985274
4 √n
108.53532848535
5 √n
42.506652050304
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138766456
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138766457 can be divided by 4 positive divisors.
The sum of these divisors (counting 138766457) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010001010110100001111001
3
Ternary
100200010001210102
4
Quaternary
20101112201321
5
Quinary
241011011312
6
Senary
21434125145
8
Octal
1021264171
10
Decimal
138766457
12
Duodecimal
3a5807b5
16
Hexadecimal
8456879
20
Vigesimal
2375g2h
36
Base36
2am8vt
md5
874efc880cb1d7a30e79ae5e9ffc4fbc
sha1
ec185b5594246b895341b3e79e3985b548c9e134
sha256
b76d67fe47c0d278288b142ca242f86fae72323351e8750ec04731eb7e8e2678
sha512
7d68f7655f44cbd1aa64dc74bbf2a270ed2092c6b38dbbb936906f0488524c5995277d31751037e66b214a74e4769cbc3c6d2356bbf6e2272dbae2330ec3d638
ripemd-160
b8d04fd5fb32f93c43132327c76d412c6467fb38
Diameter
277532914
Circumference
871895363.75177
Area
6.049491525128E+16
Volume
1.1192886741247E+25
Surface area
2.4197966100512E+17
Circumference
871895363.75177
Perimeter
555065828
Area
19256129588332849
Diagonal
196245405.49186
Surface area
115536777529997094
Volume
2.6721048785058E+24
Space diagonal
240350553.91032
Perimeter
416299371
Area
8.3381487010307E+15
Altitude
120175276.95516
Surface area
8.3381487010307E+15
Volume
3.1491057993885E+23
Height
65415135.163954