149780931 is an odd 9-digits composite number following 149780930
and preceding 149780932 . In scientific notation, it is written as 1.49780931 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 93487104 positive integers (up to 149780931) that are relatively prime to 149780931.
149780931 has 8 divisors, whose sum is 153519184
The reverse of 149780931 is 139087941
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred forty-nine million seven hundred eighty thousand nine hundred thirty-one
Scientific notation
1.49780931 × 10^8
Engineering notation
1.49780931 × 10^6
Prime Factorization
51 × 193 × 15217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
149780931
Product of the distinct prime numbers
The prime factorization of 149780931 is 51 × 193 × 15217.
Since it has a total of 3 prime factors.
3 , 2 , 66 , 63 , 788 , 98 , 5326 , 3390 , 72886 , 46029 , 710550 , 784516 , 5572806 , 8460733 , 53074746 , 57270669 , 42847629 , 37820367 , 8663718216 , 2807519870
n×2
299561862
n×3
449342793
n×4
599123724
n×5
748904655
n÷2
74890465.5
n÷3
49926977
n÷3
37445232.75
n÷5
29956186.2
n2
22434327291226761
n3
3.3602344280387E+24
n4
5.0329904100988E+32
n5
7.5384598933867E+40
2 √n
12238.501991665
3 √n
531.07049684501
4 √n
110.62776320466
5 √n
43.160980801424
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
-149780930
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 149780931 can be divided by 8 positive divisors.
The sum of these divisors (counting 149780931) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111011010111100111000011
3
Ternary
101102211122210220
4
Quaternary
20323113213003
5
Quinary
301320442211
6
Senary
22510154123
8
Octal
1073274703
10
Decimal
149780931
12
Duodecimal
421b2943
16
Hexadecimal
8ed79c3
20
Vigesimal
26g2c6b
36
Base36
2h6bpf
md5
108595066cb095c978e8e640a7646ba9
sha1
d530ad4f5ec029c76e1aae92569f6900e42bc5e8
sha256
9352add00f790629b79f10b415ff992d3dd7674a9263049491e3fff5529b09af
sha512
a490413d5225c42c7878ae03d05237d003d8a058217f062727044ec3faff5c2f63e3e69ce5fadc98eb927efe0f9a5910c5e83fdae8342e15a3bc79c48755d308
ripemd-160
27991be13d3cfcafde718c614043792be88d02a9
Diameter
299561862
Circumference
941101344.95488
Area
7.0479517806347E+16
Volume
1.4075317057954E+25
Surface area
2.8191807122539E+17
Circumference
941101344.95488
Perimeter
599123724
Area
22434327291226761
Diagonal
211822224.00507
Surface area
134605963747360566
Volume
3.3602344280387E+24
Space diagonal
259428182.49697
Perimeter
449342793
Area
9.7143486755085E+15
Altitude
129714091.24848
Surface area
9.7143486755085E+15
Volume
3.9600742507377E+23
Height
70607408.00169