155007961 is an odd 9-digits composite number following 155007960
and preceding 155007962 . In scientific notation, it is written as 1.55007961 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 154788624 positive integers (up to 155007961) that are relatively prime to 155007961.
155007961 has 4 divisors, whose sum is 155227300
The reverse of 155007961 is 169700551
Previous prime number is 709
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred fifty-five million seven thousand nine hundred sixty-one
Scientific notation
1.55007961 × 10^8
Engineering notation
1.55007961 × 10^6
Prime Factorization
709 × 218629
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
155007961
Product of the distinct prime numbers
The prime factorization of 155007961 is 709 × 218629.
Since it has a total of 2 prime factors.
1 , 7 , 70 , 24 , 333 , 299 , 8368 , 4543 , 8081 , 45270 , 273101 , 12829 , 3113880 , 9006072 , 19129036 , 30575397 , 136625035 , 572026435 , 4112326897 , 9767648453
n×2
310015922
n×3
465023883
n×4
620031844
n×5
775039805
n÷2
77503980.5
n÷3
51669320.333333
n÷3
38751990.25
n÷5
31001592.2
n2
24027467973377521
n3
3.7244488185461E+24
n4
5.7731921721168E+32
n5
8.9489074706099E+40
2 √n
12450.219315337
3 √n
537.17773189341
4 √n
111.58055079331
5 √n
43.458106582168
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
-155007960
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 155007961 can be divided by 4 positive divisors.
The sum of these divisors (counting 155007961) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001111010011101111011001
3
Ternary
101210200012221121
4
Quaternary
21033103233121
5
Quinary
304140223321
6
Senary
23214205241
8
Octal
1117235731
10
Decimal
155007961
12
Duodecimal
43ab3821
16
Hexadecimal
93d3bd9
20
Vigesimal
288fji1
36
Base36
2kacwp
md5
6be3a16f50e536e0c4fa3e1fd256f0ef
sha1
c11f3612afafd19a4af13b3402a370f92b44ea15
sha256
ba9da1adab8311a8bfbdb22beb6405ced6d4ef287d8c06eb363450a48d5e483a
sha512
f9fb9e28c4d46277575949b8da01824b3a2f6b687b68bcec7cc32a0dea7b1a792236593cc03a155a66e39ef1292ef9b72f3c6ce488bc3add766809994aef7f18
ripemd-160
39f8f25b055413da3db10e7e6bd76f6b14093b15
Diameter
310015922
Circumference
973943743.05107
Area
7.5484516869527E+16
Volume
1.5600934729354E+25
Surface area
3.0193806747811E+17
Circumference
973943743.05107
Perimeter
620031844
Area
24027467973377521
Diagonal
219214360.722
Surface area
144164807840265126
Volume
3.7244488185461E+24
Space diagonal
268481664.02966
Perimeter
465023883
Area
1.0404198826781E+16
Altitude
134240832.01483
Surface area
1.0404198826781E+16
Volume
4.3893050262936E+23
Height
73071453.574