70721621 is an odd 8-digits composite number following 70721620
and preceding 70721622 . In scientific notation, it is written as 7.0721621 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 70362432 positive integers (up to 70721621) that are relatively prime to 70721621.
70721621 has 4 divisors, whose sum is 71080812
The reverse of 70721621 is 12612707
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
seventy million seven hundred twenty-one thousand six hundred twenty-one
Scientific notation
7.0721621 × 10^7
Engineering notation
7.0721621 × 10^6
Prime Factorization
197 × 358993
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
70721621
Product of the distinct prime numbers
The prime factorization of 70721621 is 197 × 358993.
Since it has a total of 2 prime factors.
6 , 3 , 30 , 31 , 871 , 246 , 9330 , 3565 , 25574 , 26719 , 247752 , 100309 , 5124855 , 4500536 , 92972016 , 45689519 , 771072017 , 127273063 , 6390840607 , 5069474105
n×2
141443242
n×3
212164863
n×4
282886484
n×5
353608105
n÷2
35360810.5
n÷3
23573873.666667
n÷3
17680405.25
n÷5
14144324.2
n2
5001547676867641
n3
3.5371755921686E+23
n4
2.501547916398E+31
n5
1.7691352365684E+39
2 √n
8409.6147949832
3 √n
413.53988455249
4 √n
91.703951904938
5 √n
37.145862029502
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
-70721620
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 70721621 can be divided by 4 positive divisors.
The sum of these divisors (counting 70721621) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001101110010000001010101
3
Ternary
11221002000211022
4
Quaternary
10031302001111
5
Quinary
121101042441
6
Senary
11003450525
8
Octal
415620125
10
Decimal
70721621
12
Duodecimal
1b826a45
16
Hexadecimal
4372055
20
Vigesimal
1220411
36
Base36
163t5h
md5
34de94ca1cce9a47acca8782b7f520dc
sha1
a578421af175f7176a9708e178e9082bb8e2c103
sha256
397bf2c82aa8433c01b9cb558e071e2f42ed2f90aa730188def85dfb57d662d1
sha512
b6e67c099cdfa71c04287365ea94b078b37b9f2b942edac89a30f7b492be16a2edab8eb46d65b100591d5ac5bde4a265681421ff0cc5fa6d1e1f4eb0ca6e0431
ripemd-160
6f0c11b6727e9be72388ff7fec3f081075ee3581
Diameter
141443242
Circumference
444357049.96712
Area
1.5712825438226E+16
Volume
1.4816486473085E+24
Surface area
6.2851301752906E+16
Circumference
444357049.96712
Perimeter
282886484
Area
5001547676867641
Diagonal
100015475.57121
Surface area
30009286061205846
Volume
3.5371755921686E+23
Space diagonal
122493440.76563
Perimeter
212164863
Area
2.1657336732032E+15
Altitude
61246720.382815
Surface area
2.1657336732032E+15
Volume
4.16860141245E+22
Height
33338491.85707