21221377 is an odd 8-digits prime number following 21221376
and preceding 21221378 . In scientific notation, it is written as 2.1221377 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 21221376 positive integers (up to 21221377) that are relatively prime to 21221377.
21221377 has 2 divisors, whose sum is 21221378
The reverse of 21221377 is 77312212
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 25 Digital Root 7
Name
twenty-one million two hundred twenty-one thousand three hundred seventy-seven
Scientific notation
2.1221377 × 10^7
Engineering notation
2.1221377 × 10^6
Prime Factorization
21221377
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21221377 Product of the distinct prime numbers
The prime factorization of 21221377 is 21221377.
Since it has a total of 1 prime factors.
5 , 6 , 88 , 96 , 888 , 925 , 4371 , 8791 , 54626 , 75690 , 869108 , 220231 , 9911340 , 8600905 , 93296246 , 40636610 , 440948428 , 712531392 , 3952717817 , 6722662933
n×2
42442754
n×3
63664131
n×4
84885508
n×5
106106885
n÷2
10610688.5
n÷3
7073792.3333333
n÷3
5305344.25
n÷5
4244275.4
n2
450346841776129
n3
9.5569801100906E+21
n4
2.0281227789773E+29
n5
4.3039558094966E+36
2 √n4606.6665822479
3 √n276.85849488955
4 √n67.872428733971
5 √n29.198108101518
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21221378 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10610689 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4606.6666907863 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999057554 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21221377 can be divided by 2 positive divisors.
The sum of these divisors (counting 21221377) is 21221378, the average is 10610689.
Base
System
Value
2
Binary
1010000111101000000000001
3
Ternary
1110221011020221
4
Quaternary
1100331000001
5
Quinary
20413041002
6
Senary
2034503041
8
Octal
120750001
10
Decimal
21221377
12
Duodecimal
7134a81
16
Hexadecimal
143d001
20
Vigesimal
6ccd8h
36
Base36
cmuip
md5
55b81e77b065112f349b1c61775e7bbe
sha1
6ac4910e735868a48c5744760bb35594ce2770e8
sha256
80ad792cd7b1cf877d40f925cc5caa4742d2777b680857c0eee074214087ea96
sha512
1623f14fa68c65cadedb93db4a180b49b378e78e8c27c0cf3828b491670831b9eeb51e2cfa925013f757ccbfcb05c5b0a808b660a789323c63d9e302593e8352
ripemd-160
6ccf199d40495d06f9b931c65b9773eccb5b3f11
Diameter
42442754
Circumference
133337844.16452
Area
1.4148063296913E+15
Volume
4.0032184672486E+22
Surface area
5.659225318765E+15
Circumference
133337844.16452
Perimeter
84885508
Area
450346841776129
Diagonal
30011559.165632
Surface area
2702081050656774
Volume
9.5569801100906E+21
Space diagonal
36756503.170574
Perimeter
63664131
Area
1.9500590274611E+14
Altitude
18378251.585287
Surface area
1.9500590274611E+14
Volume
1.1263009072517E+21
Height
10003853.055211