149747909 is an odd 9-digits composite number following 149747908
and preceding 149747910 . In scientific notation, it is written as 1.49747909 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 143946432 positive integers (up to 149747909) that are relatively prime to 149747909.
149747909 has 8 divisors, whose sum is 155595000
The reverse of 149747909 is 909747941
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred forty-nine million seven hundred forty-seven thousand nine hundred nine
Scientific notation
1.49747909 × 10^8
Engineering notation
1.49747909 × 10^6
Prime Factorization
29 × 229 × 22549
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
149747909
Product of the distinct prime numbers
The prime factorization of 149747909 is 29 × 229 × 22549.
Since it has a total of 3 prime factors.
8 , 4 , 69 , 78 , 253 , 407 , 4300 , 822 , 55574 , 85823 , 26721 , 763317 , 3093283 , 272880 , 69942042 , 15135073 , 616838609 , 53020848 , 4063906209 , 6511149340
n×2
299495818
n×3
449243727
n×4
598991636
n×5
748739545
n÷2
74873954.5
n÷3
49915969.666667
n÷3
37436977.25
n÷5
29949581.8
n2
22424436249872281
n3
3.3580124389222E+24
n4
5.0285534112459E+32
n5
7.5301535862888E+40
2 √n
12237.152814278
3 √n
531.03146584426
4 √n
110.62166521201
5 √n
43.159077504916
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
-149747908
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 149747909 can be divided by 8 positive divisors.
The sum of these divisors (counting 149747909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111011001111100011000101
3
Ternary
101102202222111212
4
Quaternary
20323033203011
5
Quinary
301313413114
6
Senary
22505341205
8
Octal
1073174305
10
Decimal
149747909
12
Duodecimal
42197805
16
Hexadecimal
8ecf8c5
20
Vigesimal
26fi9f9
36
Base36
2h5m85
md5
1c8262aee6799573f7ab52494b142499
sha1
9d96c6d145628751e372a1ece2ef33902c6a88dd
sha256
8630b3ba7ff22b23ad5edcdb8ebdfed163f109444719c2f6950380a41a904303
sha512
4159eeb21060faec41de2f6b8b2579da76f76bc199b10b8011e17939e0acaf73813b912458dd7a12aa4b4c0ec2b0d821b7532041905a6b7e72dfecbeb257fbf0
ripemd-160
77b4b9befb519aecb8b9669b1846ace24e2c68de
Diameter
299495818
Circumference
940893861.60967
Area
7.0448444183491E+16
Volume
1.4066009611708E+25
Surface area
2.8179377673397E+17
Circumference
940893861.60967
Perimeter
598991636
Area
22424436249872281
Diagonal
211775523.84481
Surface area
134546617499233686
Volume
3.3580124389222E+24
Space diagonal
259370986.7152
Perimeter
449243727
Area
9.710065728967E+15
Altitude
129685493.3576
Surface area
9.710065728967E+15
Volume
3.9574556114511E+23
Height
70591841.281604