1388128527 is an odd 10-digits composite number following 1388128526
and preceding 1388128528 . In scientific notation, it is written as 1.388128527 × 10^9.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 924843888 positive integers (up to 1388128527) that are relatively prime to 1388128527.
1388128527 has 8 divisors, whose sum is 1543323600
The reverse of 1388128527 is 7258218831
Previous prime number is 1637
Is Prime? no Number parity odd Number length 10 Sum of Digits 45 Digital Root 9
Name
one billion three hundred eighty-eight million one hundred twenty-eight thousand five hundred twenty-seven
Scientific notation
1.388128527 × 10^9
Engineering notation
1.388128527 × 10^9
Prime Factorization
9 × 1637 × 94219
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1388128527 Product of the distinct prime numbers
The prime factorization of 1388128527 is 9 × 1637 × 94219.
Since it has a total of 3 prime factors.
2 , 1 , 66 , 57 , 272 , 807 , 7059 , 6280 , 70543 , 47287 , 149753 , 56567 , 154296 , 8475440 , 62873391 , 30840509 , 156768577 , 43021119 , 6481714048 , 2544343201
n×2
2776257054
n×3
4164385581
n×4
5552514108
n×5
6940642635
n÷2
694064263.5
n÷3
462709509
n÷3
347032131.75
n÷5
277625705.4
n2
1926900807471189729
n3
2.6747859795501E+27
n4
3.7129467218331E+36
n5
5.1540472638077E+45
2 √n37257.596903182
3 √n1115.5179417829
4 √n193.02227048499
5 √n67.373007714343
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
-1388128526 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 1388128527 can be divided by 8 positive divisors.
The sum of these divisors (counting 1388128527) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101111010010100100001111
3
Ternary
10120202000020100200
4
Quaternary
1102233102210033
5
Quinary
10320330103102
6
Senary
345424224543
8
Octal
12257224417
10
Decimal
1388128527
12
Duodecimal
328a6b153
16
Hexadecimal
52bd290f
20
Vigesimal
11dfg167
36
Base36
mygetr
md5
ce8e4933f57033a5f7948028902b28fe
sha1
3294887c294ac0f0e929a8066bab5dae5afe9dc3
sha256
426a5e3f5f960a9154cc4001147461476c6d71b5dca1c330028195cb8090c886
sha512
32948f30abb6a7234e4fbffae7ad84f976027b039ea1295b0bf6ddca5f6fe2df4420e2a9630fa6f99fb424a8ad4f5168bd7017fb9d5850595eb7b8b3d1b217d0
ripemd-160
96f55e75b4bc4221b1849eeab733aadef3a42a30
Diameter
2776257054
Circumference
8721868765.3232
Area
6.0535374209477E+18
Volume
1.1204117311039E+28
Surface area
2.4214149683791E+19
Circumference
8721868765.3232
Perimeter
5552514108
Area
1926900807471189729
Diagonal
1963110189.2004
Surface area
1.1561404844827E+19
Volume
2.6747859795501E+27
Space diagonal
2404309136.1997
Perimeter
4164385581
Area
8.343725249214E+17
Altitude
1202154568.0999
Surface area
8.343725249214E+17
Volume
3.152265507271E+26
Height
654370063.0668