138220787 is an odd 9-digits prime number following 138220786
and preceding 138220788 . In scientific notation, it is written as 1.38220787 × 10^8.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 138220786 positive integers (up to 138220787) that are relatively prime to 138220787.
138220787 has 2 divisors, whose sum is 138220788
The reverse of 138220787 is 787022831
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 38 Digital Root 2
Name
one hundred thirty-eight million two hundred twenty thousand seven hundred eighty-seven
Scientific notation
1.38220787 × 10^8
Engineering notation
1.38220787 × 10^6
Prime Factorization
138220787
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
138220787 Product of the distinct prime numbers
The prime factorization of 138220787 is 138220787.
Since it has a total of 1 prime factors.
4 , 4 , 49 , 59 , 796 , 212 , 8696 , 148 , 65828 , 6758 , 61093 , 868361 , 5534382 , 5367233 , 78635080 , 1526523 , 811266477 , 838736874 , 2019990412 , 4144450084
n×2
276441574
n×3
414662361
n×4
552883148
n×5
691103935
n÷2
69110393.5
n÷3
46073595.666667
n÷3
34555196.75
n÷5
27644157.4
n2
19104985958899369
n3
2.640706194863E+24
n4
3.6500048848974E+32
n5
5.0450654774437E+40
2 √n11756.733687551
3 √n517.04037012646
4 √n108.42847267923
5 √n42.473169644239
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
138220788 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
69110394 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11756.73373008 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999855304 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138220787 can be divided by 2 positive divisors.
The sum of these divisors (counting 138220787) is 138220788, the average is 69110394.
Base
System
Value
2
Binary
1000001111010001010011110011
3
Ternary
100122002100021102
4
Quaternary
20033101103303
5
Quinary
240341031122
6
Senary
21414315015
8
Octal
1017212363
10
Decimal
138220787
12
Duodecimal
3a358a6b
16
Hexadecimal
83d14f3
20
Vigesimal
233hbj7
36
Base36
2aajub
md5
ac6042f84718c36a73c85e9ee5a2bf0b
sha1
189839cfbaa36b7b72541275789441fb408197dd
sha256
db4b338b37ef17f538afb7c1fc3e8f5bed2ad2f4e64c8c51451e4d515ab5584a
sha512
7c4cd28095824f5b8923b7e06f1764f750aab32a09242d8593be5134cf2010ea456152665ffcd96d53bc021b7be0da0562862368a124ef4f2f2a776144602fd8
ripemd-160
397e5cbc80ebff37aa5e39a1441e2be2a04874d0
Diameter
276441574
Circumference
868466818.0252
Area
6.0020083535414E+16
Volume
1.1061364242761E+25
Surface area
2.4008033414166E+17
Circumference
868466818.0252
Perimeter
552883148
Area
19104985958899369
Diagonal
195473711.57728
Surface area
114629915753396214
Volume
2.640706194863E+24
Space diagonal
239405425.74616
Perimeter
414662361
Area
8.2727015896759E+15
Altitude
119702712.87308
Surface area
8.2727015896759E+15
Volume
3.1121020958483E+23
Height
65157903.859094