77889972 is an even 8-digits composite number following 77889971
and preceding 77889973 . In scientific notation, it is written as 7.7889972 × 10^7.
The sum of its digits is 57. It has a total of 4 prime factors and 12 positive divisors.
There are 25963320 positive integers (up to 77889972) that are relatively prime to 77889972.
77889972 has 12 divisors, whose sum is 181743296
The reverse of 77889972 is 27998877
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 57
Digital Root 3
Name
seventy-seven million eight hundred eighty-nine thousand nine hundred seventy-two
Scientific notation
7.7889972 × 10^7
Engineering notation
7.7889972 × 10^6
Prime Factorization
2 × 2 × 3 × 6490831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38944986
Product of the distinct prime numbers
The prime factorization of 77889972 is 2 × 2 × 3 × 6490831.
Since it has a total of 4 prime factors.
10 , 8 , 24 , 99 , 334 , 59 , 5337 , 7845 , 48837 , 95913 , 881336 , 361239 , 1604747 , 497196 , 96584539 , 46228719 , 688680137 , 842699710 , 2633794267 , 3208237021
n×2
155779944
n×3
233669916
n×4
311559888
n×5
389449860
n÷2
38944986
n÷3
25963324
n÷3
19472493
n÷5
15577994.4
n2
6066847738160784
n3
4.7254660045361E+23
n4
3.6806641478027E+31
n5
2.8668682741375E+39
2 √n
8825.5295591823
3 √n
427.06487102794
4 √n
93.944289657127
5 √n
37.870087584673
1 , 2 , 3 , 4 , 6 , 12 , 6490831 , 12981662 , 19472493 , 25963324 , 38944986 , 77889972
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77889971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77889972 can be divided by 12 positive divisors.
The sum of these divisors (counting 77889972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101001001000000110110100
3
Ternary
12102120012221210
4
Quaternary
10221020012310
5
Quinary
124414434342
6
Senary
11421241420
8
Octal
451100664
10
Decimal
77889972
12
Duodecimal
22103270
16
Hexadecimal
4a481b4
20
Vigesimal
146g4ic
36
Base36
1adgac
md5
e676783e6255405ca9d1023c1d19c73a
sha1
d67fa49166ec7b310f022f1557fd4da64d745829
sha256
7f9fadb85d92aa122c1b924b6970483cad18dbb7eb32dc498d5c2a256c16a759
sha512
56127645c21ffd10e5362ae3b1b836a8d33bdbad298c4b1d4b134f48d714bdf7e4b5761f4367df8f0de61a801bee456df25baa4c6e8a132ef67078a6364c0b1f
ripemd-160
cf1ee58777df4f898e76007c3d125b74da8bc649
Diameter
155779944
Circumference
489397127.64703
Area
1.9059564284654E+16
Volume
1.9793985712852E+24
Surface area
7.6238257138615E+16
Circumference
489397127.64703
Perimeter
311559888
Area
6066847738160784
Diagonal
110153054.77526
Surface area
36401086428964704
Volume
4.7254660045361E+23
Space diagonal
134909388.90412
Perimeter
233669916
Area
2.6270221310697E+15
Altitude
67454694.452059
Surface area
2.6270221310697E+15
Volume
5.5690150934566E+22
Height
36717684.925087