148978 is an even 6-digits composite number following 148977
and preceding 148979 . In scientific notation, it is written as 1.48978 × 10^5.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 74488 positive integers (up to 148978) that are relatively prime to 148978.
148978 has 4 divisors, whose sum is 223470
The reverse of 148978 is 879841
Previous prime number is 2
Is Prime? no
Number parity even
Number length 6
Sum of Digits 37
Digital Root 1
Name
one hundred forty-eight thousand nine hundred seventy-eight
Scientific notation
1.48978 × 10^5
Engineering notation
1.48978 × 10^3
Prime Factorization
2 × 74489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
148978
Product of the distinct prime numbers
The prime factorization of 148978 is 2 × 74489.
Since it has a total of 2 prime factors.
1 , 5 , 83 , 54 , 170 , 244 , 4740 , 585 , 23021 , 38741 , 739533 , 141723 , 9658752 , 8801174 , 64638298 , 1639267 , 729065417 , 63708245 , 599780418 , 2390524530
n×2
297956
n×3
446934
n×4
595912
n×5
744890
n÷2
74489
n÷3
49659.333333333
n÷3
37244.5
n÷5
29795.6
n2
22194444484
n3
3306483950337352
n4
4.9259336595336E+20
n5
7.3385574472999E+25
2 √n
385.97668323359
3 √n
53.011982576091
4 √n
19.646289299346
5 √n
10.829899536956
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
-148977
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 148978 can be divided by 4 positive divisors.
The sum of these divisors (counting 148978) is 1, the average is 0.25.
Base
System
Value
2
Binary
100100010111110010
3
Ternary
21120100201
4
Quaternary
210113302
5
Quinary
14231403
6
Senary
3105414
8
Octal
442762
10
Decimal
148978
12
Duodecimal
7226a
16
Hexadecimal
245f2
20
Vigesimal
ic8i
36
Base36
36ya
md5
c8792df5d20189e3b2ed5000adcb7bd9
sha1
54d65c5f5641ca0a4af1fdc24ebb0d1420f29fdd
sha256
b857684208bc01529ce18f2844ffd437beca19978e53b2def53eb95eeadd8b6c
sha512
ec754142736f8053b657f633b1257a6637df8d57de2ffb7b611853810b01c29f1e8d0d3e9c65c2ed3b08891be29311755eae5148455f243489243854bc2d7b3e
ripemd-160
472af6ca7516def32d49f7fac3ea416f4bf31243
Diameter
297956
Circumference
936056.380693
Area
69725903741.441
Volume
1.3850167583457E+16
Surface area
278903614965.76
Circumference
936056.380693
Perimeter
595912
Area
22194444484
Diagonal
210686.70809522
Surface area
133166666904
Volume
3306483950337352
Space diagonal
258037.46521
Perimeter
446934
Area
9610476373.0137
Altitude
129018.732605
Surface area
9610476373.0137
Volume
3.89672870528E+14
Height
70228.902698406