145293821 is an odd 9-digits prime number following 145293820
and preceding 145293822 . In scientific notation, it is written as 1.45293821 × 10^8.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 145293820 positive integers (up to 145293821) that are relatively prime to 145293821.
145293821 has 2 divisors, whose sum is 145293822
The reverse of 145293821 is 128392541
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 35 Digital Root 8
Name
one hundred forty-five million two hundred ninety-three thousand eight hundred twenty-one
Scientific notation
1.45293821 × 10^8
Engineering notation
1.45293821 × 10^6
Prime Factorization
145293821
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
145293821 Product of the distinct prime numbers
The prime factorization of 145293821 is 145293821.
Since it has a total of 1 prime factors.
7 , 5 , 15 , 47 , 189 , 662 , 6321 , 9023 , 89189 , 90726 , 124982 , 157549 , 3055500 , 8831028 , 74013616 , 15894814 , 77275928 , 716278079 , 6814005717 , 7324181063
n×2
290587642
n×3
435881463
n×4
581175284
n×5
726469105
n÷2
72646910.5
n÷3
48431273.666667
n÷3
36323455.25
n÷5
29058764.2
n2
21110294420780041
n3
3.0671953388301E+24
n4
4.4564453053202E+32
n5
6.4749396648748E+40
2 √n12053.788657513
3 √n525.71340172726
4 √n109.78974750637
5 √n42.899223278145
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
145293822 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
72646911 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12053.788698994 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999862348 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 145293821 can be divided by 2 positive divisors.
The sum of these divisors (counting 145293821) is 145293822, the average is 72646911.
Base
System
Value
2
Binary
1000101010010000000111111101
3
Ternary
101010101200122122
4
Quaternary
20222100013331
5
Quinary
244143400241
6
Senary
22230052325
8
Octal
1052200775
10
Decimal
145293821
12
Duodecimal
407aa0a5
16
Hexadecimal
8a901fd
20
Vigesimal
2581eb1
36
Base36
2ei5fh
md5
f8f47e315f374b94a0fa465e91a22ee7
sha1
20023a2c8615dd87147df2440eb3377678026807
sha256
4e8cab608f63de6a3698f0d337603081e9be303a211d39a4b8d5dc5fa16ff4f9
sha512
83daa69ee629d3a5a0a79023a1b550c342dc24596109a08b9c79bb0aee8f631a6e9326c4495a78256fc9efb6d9d5d0d2df8a93e231cd8be9ccce05bf578aa582
ripemd-160
fb251d7ebc17991562de91b963d80c825d168072
Diameter
290587642
Circumference
912908001.33118
Area
6.631994586744E+16
Volume
1.2847837791458E+25
Surface area
2.6527978346976E+17
Circumference
912908001.33118
Perimeter
581175284
Area
21110294420780041
Diagonal
205476492.18721
Surface area
126661766524680246
Volume
3.0671953388301E+24
Space diagonal
251656279.99782
Perimeter
435881463
Area
9.1410256248822E+15
Altitude
125828139.99891
Surface area
9.1410256248822E+15
Volume
3.6147243721842E+23
Height
68492164.062403