1948156921 is an odd 10-digits prime number following 1948156920
and preceding 1948156922 . In scientific notation, it is written as 1.948156921 × 10^9.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 1948156920 positive integers (up to 1948156921) that are relatively prime to 1948156921.
1948156921 has 2 divisors, whose sum is 1948156922
The reverse of 1948156921 is 1296518491
Previous prime number is 1
Is Prime? yes Number parity odd Number length 10 Sum of Digits 46 Digital Root 1
Name
one billion nine hundred forty-eight million one hundred fifty-six thousand nine hundred twenty-one
Scientific notation
1.948156921 × 10^9
Engineering notation
1.948156921 × 10^9
Prime Factorization
1948156921
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
1948156921 Product of the distinct prime numbers
The prime factorization of 1948156921 is 1948156921.
Since it has a total of 1 prime factors.
7 , 8 , 30 , 74 , 561 , 494 , 250 , 7437 , 43614 , 34977 , 639984 , 161817 , 7991300 , 6891961 , 68465310 , 66984513 , 857627449 , 170200101 , 2316639778 , 1487135276
n×2
3896313842
n×3
5844470763
n×4
7792627684
n×5
9740784605
n÷2
974078460.5
n÷3
649385640.33333
n÷3
487039230.25
n÷5
389631384.2
n2
3795315388840200241
n3
7.3938699421468E+27
n4
1.4404418900767E+37
n5
2.8062068374513E+46
2 √n44137.930637945
3 √n1248.9392432374
4 √n210.09029163182
5 √n72.098260570933
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
1948156922 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
974078461 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
44137.930649273 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999989734 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1948156921 can be divided by 2 positive divisors.
The sum of these divisors (counting 1948156921) is 1948156922, the average is 974078461.
Base
System
Value
2
Binary
1110100000111101000001111111001
3
Ternary
12000202210121220001
4
Quaternary
1310013220033321
5
Quinary
12442212010141
6
Senary
521151433001
8
Octal
16407501771
10
Decimal
1948156921
12
Duodecimal
464525761
16
Hexadecimal
741e83f9
20
Vigesimal
1a8fjc61
36
Base36
w7vri1
md5
c9b5ec3c003c8e0f7051267d780b14da
sha1
7a4733f2a614acda3d9ffe3c646b80bf94803bc7
sha256
aaaa49defe37c50c48deb0de19f8dbcd142f2d2effb1c766eee45b16b81b3a8a
sha512
500f54239a749c7de3faa9b2a32b17663eeaa252f18baa1ab348a11c034026f8b1156c62ade790d549173b12f290b77c6a02594f49be81d1c41e2a4fcd42c52c
ripemd-160
c05262e9f1abe146d2546219ddd09153437a588c
Diameter
3896313842
Circumference
12240630942.107
Area
1.1923334943637E+19
Volume
3.0971369989129E+28
Surface area
4.7693339774547E+19
Circumference
12240630942.107
Perimeter
7792627684
Area
3795315388840200241
Diagonal
2755109939.3092
Surface area
2.2771892333041E+19
Volume
7.3938699421468E+27
Space diagonal
3374306768.2889
Perimeter
5844470763
Area
1.6434197710548E+18
Altitude
1687153384.1445
Surface area
1.6434197710548E+18
Volume
8.7137592921724E+26
Height
918369979.76974