156749121 is an odd 9-digits composite number following 156749120
and preceding 156749122 . In scientific notation, it is written as 1.56749121 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 104499396 positive integers (up to 156749121) that are relatively prime to 156749121.
156749121 has 8 divisors, whose sum is 232220960
The reverse of 156749121 is 121947651
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred fifty-six million seven hundred forty-nine thousand one hundred twenty-one
Scientific notation
1.56749121 × 10^8
Engineering notation
1.56749121 × 10^6
Prime Factorization
9 × 3 × 5805523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
156749121
Product of the distinct prime numbers
The prime factorization of 156749121 is 9 × 3 × 5805523.
Since it has a total of 3 prime factors.
10 , 5 , 5 , 32 , 360 , 278 , 7294 , 7669 , 97017 , 27966 , 774346 , 911034 , 7022910 , 2115875 , 37824634 , 65571342 , 467455044 , 475846875 , 1763308884 , 6612797411
n×2
313498242
n×3
470247363
n×4
626996484
n×5
783745605
n÷2
78374560.5
n÷3
52249707
n÷3
39187280.25
n÷5
31349824.2
n2
24570286934272641
n3
3.851370879665E+24
n4
6.0369900003249E+32
n5
9.4629287603672E+40
2 √n
12519.948921621
3 √n
539.18156884354
4 √n
111.89257759843
5 √n
43.555301344601
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
-156749120
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 156749121 can be divided by 8 positive divisors.
The sum of these divisors (counting 156749121) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010101111100110101000001
3
Ternary
101220221200101000
4
Quaternary
21111330311001
5
Quinary
310111432441
6
Senary
23315402213
8
Octal
1125746501
10
Decimal
156749121
12
Duodecimal
445b3369
16
Hexadecimal
957cd41
20
Vigesimal
28jdcg1
36
Base36
2lboe9
md5
b7e5f60bd28958afe012177cdc003d4a
sha1
7e208842f9edf665510bc1385f4f418432f00dc2
sha256
f78de73a642ec4a014551e4fae6fa668a2896f6a7ebff6b59cdae22c4b589189
sha512
94a7500245a28329adca28727490ff38e0365ad7a28591a3526be68f7ca191793f91b8ac24b81d842aa9d28a8427fc8d6fbff518a10f0399403b0f2504d677e8
ripemd-160
6dfbb520f6f9faad5b1dad19b9ae065e29a0bde9
Diameter
313498242
Circumference
984883773.98052
Area
7.7189832929304E+16
Volume
1.613258461574E+25
Surface area
3.0875933171722E+17
Circumference
984883773.98052
Perimeter
626996484
Area
24570286934272641
Diagonal
221676732.80826
Surface area
147421721605635846
Volume
3.851370879665E+24
Space diagonal
271497441.61376
Perimeter
470247363
Area
1.0639246331676E+16
Altitude
135748720.80688
Surface area
1.0639246331676E+16
Volume
4.5388841097926E+23
Height
73892244.26942