891421 is an odd 6-digits prime number following 891420
and preceding 891422 . In scientific notation, it is written as 8.91421 × 10^5.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 891420 positive integers (up to 891421) that are relatively prime to 891421.
891421 has 2 divisors, whose sum is 891422
The reverse of 891421 is 124198
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 25
Digital Root 7
Name
eight hundred ninety-one thousand four hundred twenty-one
Scientific notation
8.91421 × 10^5
Engineering notation
8.91421 × 10^3
Prime Factorization
891421
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
891421
Product of the distinct prime numbers
The prime factorization of 891421 is 891421.
Since it has a total of 1 prime factors.
6 , 10 , 46 , 27 , 443 , 922 , 563 , 2272 , 69869 , 12346 , 696539 , 452905 , 9486004 , 1878544 , 57835183 , 31614611 , 555019340 , 607021049 , 4679611713 , 5414725371
n×2
1782842
n×3
2674263
n×4
3565684
n×5
4457105
n÷2
445710.5
n÷3
297140.33333333
n÷3
222855.25
n÷5
178284.2
n2
794631399241
n3
708351116542811461
n4
6.3143906065971E+23
n5
5.6287803889234E+29
2 √n
944.15094132241
3 √n
96.241183203173
4 √n
30.72703925409
5 √n
15.488757211321
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
891422
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
445711
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
944.15147089861
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999977563937
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 891421 can be divided by 2 positive divisors.
The sum of these divisors (counting 891421) is 891422, the average is 445711.
Base
System
Value
2
Binary
11011001101000011101
3
Ternary
1200021210121
4
Quaternary
3121220131
5
Quinary
212011141
6
Senary
31034541
8
Octal
3315035
10
Decimal
891421
12
Duodecimal
36ba51
16
Hexadecimal
d9a1d
20
Vigesimal
5b8b1
36
Base36
j3tp
md5
f5b73033863420bd725e0dabe428790d
sha1
8d5e00050d79dd4171ef4c2dc1e862137941b0ba
sha256
c854c09aaeac86a70790b16c00c975cb9e5b1d81ca13c249ee8cd96dbf104103
sha512
282a6d03e1991f93e60d4379a9e823b6f2eda1b2259b10198f17112810daadfed3a8ccf7c6fb4786c0e9d32271b55eaf924c1c1031a44cc55e4f62e1814a65ea
ripemd-160
69f0bc4260695ee33096ed1de7d8556a2a62bc27
Diameter
1782842
Circumference
5600963.3297113
Area
2496408166167.3
Volume
2.967134218524E+18
Surface area
9985632664669.2
Circumference
5600963.3297113
Perimeter
3565684
Area
794631399241
Diagonal
1260659.6679842
Surface area
4767788395446
Volume
708351116542811461
Space diagonal
1543986.4629339
Perimeter
2674263
Area
344085489193.74
Altitude
771993.23146693
Surface area
344085489193.74
Volume
8.3479979661414E+16
Height
420219.88932806