248731661 is an odd 9-digits composite number following 248731660
and preceding 248731662 . In scientific notation, it is written as 2.48731661 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 240502720 positive integers (up to 248731661) that are relatively prime to 248731661.
248731661 has 8 divisors, whose sum is 257088384
The reverse of 248731661 is 166137842
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
two hundred forty-eight million seven hundred thirty-one thousand six hundred sixty-one
Scientific notation
2.48731661 × 10^8
Engineering notation
2.48731661 × 10^6
Prime Factorization
47 × 83 × 63761
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
248731661
Product of the distinct prime numbers
The prime factorization of 248731661 is 47 × 83 × 63761.
Since it has a total of 3 prime factors.
1 , 1 , 24 , 99 , 322 , 788 , 3385 , 4593 , 87358 , 36930 , 392931 , 29614 , 2460276 , 7619039 , 28479901 , 1176167 , 940981486 , 780487048 , 9416934851 , 3773389777
n×2
497463322
n×3
746194983
n×4
994926644
n×5
1243658305
n÷2
124365830.5
n÷3
82910553.666667
n÷3
62182915.25
n÷5
49746332.2
n2
61867439183818921
n3
1.5388390910008E+25
n4
3.8275800311635E+33
n5
9.5204033876174E+41
2 √n
15771.228899487
3 √n
628.89338023631
4 √n
125.58355345939
5 √n
47.769007059782
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
-248731660
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 248731661 can be divided by 8 positive divisors.
The sum of these divisors (counting 248731661) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110100110101100000001101
3
Ternary
122100000212200202
4
Quaternary
32310311200031
5
Quinary
1002133403121
6
Senary
40403103245
8
Octal
1664654015
10
Decimal
248731661
12
Duodecimal
6b371b25
16
Hexadecimal
ed3580d
20
Vigesimal
3heb931
36
Base36
4436kt
md5
8c73da7da8560fa6ca63076317534411
sha1
d96ce660ade7bf2cdc77e1b059bb8f34150560d6
sha256
8afdd070359318013e8ee019f167cf5427bcfd9819e4a948f14b2216c5d2c45b
sha512
a6fcfcb7528e9f85f3d0aa191ed586d1450a0ec4754f950586556daffa749876271cb92101f75d5ff8911c5d7168e1332b8b5a47385ba225a2413531162d89a3
ripemd-160
c96f317cd7d3787f0ed5c5e8f429624a9170e6b2
Diameter
497463322
Circumference
1562827117.8256
Area
1.943622924363E+17
Volume
6.4458741111264E+25
Surface area
7.774491697452E+17
Circumference
1562827117.8256
Perimeter
994926644
Area
61867439183818921
Diagonal
351759688.37779
Surface area
371204635102913526
Volume
1.5388390910008E+25
Space diagonal
430815874.303
Perimeter
746194983
Area
2.6789387000138E+16
Altitude
215407937.1515
Surface area
2.6789387000138E+16
Volume
1.8135392606693E+24
Height
117253229.45926