127978390 is an even 9-digits composite number following 127978389
and preceding 127978391 . In scientific notation, it is written as 1.27978390 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 51160896 positive integers (up to 127978390) that are relatively prime to 127978390.
127978390 has 16 divisors, whose sum is 230498208
The reverse of 127978390 is 093879721
Previous prime number is 5113
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-seven million nine hundred seventy-eight thousand three hundred ninety
Scientific notation
1.27978390 × 10^8
Engineering notation
1.27978390 × 10^6
Prime Factorization
2 × 5 × 5113 × 2503
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
127978390
Product of the distinct prime numbers
The prime factorization of 127978390 is 2 × 5 × 5113 × 2503.
Since it has a total of 4 prime factors.
6 , 2 , 27 , 64 , 661 , 862 , 8291 , 8219 , 26718 , 2459 , 320290 , 931186 , 7033072 , 8186050 , 64077391 , 54748503 , 171967353 , 30512213 , 6065044826 , 6988139744
n×2
255956780
n×3
383935170
n×4
511913560
n×5
639891950
n÷2
63989195
n÷3
42659463.333333
n÷3
31994597.5
n÷5
25595678
n2
16378468306992100
n3
2.0960900045949E+24
n4
2.6825422408314E+32
n5
3.433074370886E+40
2 √n
11312.753422576
3 √n
503.94005701393
4 √n
106.36142826502
5 √n
41.824169741348
1 , 2 , 5 , 10 , 2503 , 5006 , 5113 , 10226 , 12515 , 25030 , 25565 , 51130 , 12797839 , 25595678 , 63989195 , 127978390
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
-127978389
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 127978390 can be divided by 16 positive divisors.
The sum of these divisors (counting 127978390) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101000001100101110010110
3
Ternary
22220210222100101
4
Quaternary
13220030232112
5
Quinary
230230302030
6
Senary
20411004314
8
Octal
750145626
10
Decimal
127978390
12
Duodecimal
36a3969a
16
Hexadecimal
7a0cb96
20
Vigesimal
1jjh5ja
36
Base36
2470ra
md5
ab84149b4b4a5ed0468de3df01730021
sha1
8fb9352dd339f820672b82af04f9f6e19b164528
sha256
3f58322a40343bc72a1843ab22dfec4a70f933f053d9641ef2af78ea580534d1
sha512
94a76746b45fb87039897ea6e0cad3a7d61a095e7b7a14126179bdd138059c896d9b585eac5edf93887fdf0e7df696b2372b4c6b6b86ef07527e8aa07b7e3e29
ripemd-160
707d2db7efc7c9c5db1f91a1d15540071fc787aa
Diameter
255956780
Circumference
804111939.6845
Area
5.14544757103E+16
Volume
8.7800812795977E+24
Surface area
2.058179028412E+17
Circumference
804111939.6845
Perimeter
511913560
Area
16378468306992100
Diagonal
180988774.82867
Surface area
98270809841952600
Volume
2.0960900045949E+24
Space diagonal
221665073.75086
Perimeter
383935170
Area
7.0920848144667E+15
Altitude
110832536.87543
Surface area
7.0920848144667E+15
Volume
2.4702657603773E+23
Height
60329591.609558