12961888 is an even 8-digits composite number following 12961887
and preceding 12961889 . In scientific notation, it is written as 1.2961888 × 10^7.
The sum of its digits is 43. It has a total of 7 prime factors and 24 positive divisors.
There are 6099456 positive integers (up to 12961888) that are relatively prime to 12961888.
12961888 has 24 divisors, whose sum is 27020952
The reverse of 12961888 is 88816921
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
twelve million nine hundred sixty-one thousand eight hundred eighty-eight
Scientific notation
1.2961888 × 10^7
Engineering notation
1.2961888 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 17 × 23827
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
810118
Product of the distinct prime numbers
The prime factorization of 12961888 is 2 × 2 × 2 × 2 × 2 × 17 × 23827.
Since it has a total of 7 prime factors.
2 , 2 , 34 , 98 , 849 , 361 , 974 , 516 , 43586 , 76382 , 915278 , 248651 , 8570153 , 8219762 , 63560877 , 48902523 , 694803631 , 558603044 , 7541430533 , 4727946948
n×2
25923776
n×3
38885664
n×4
51847552
n×5
64809440
n÷2
6480944
n÷3
4320629.3333333
n÷3
3240472
n÷5
2592377.6
n2
168010540524544
n3
2.1777338090986E+21
n4
2.8227541727349E+28
n5
3.6588223438523E+35
2 √n
3600.2622126728
3 √n
234.90346419732
4 √n
60.002185065819
5 √n
26.456576952882
1 , 2 , 4 , 8 , 16 , 17 , 32 , 34 , 68 , 136 , 272 , 544 , 23827 , 47654 , 95308 , 190616 , 381232 , 405059 , 762464 , 810118 , 1620236 , 3240472 , 6480944 , 12961888
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12961887
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12961888 can be divided by 24 positive divisors.
The sum of these divisors (counting 12961888) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
110001011100100001100000
3
Ternary
220101112100221
4
Quaternary
301130201200
5
Quinary
11304240023
6
Senary
1141452424
8
Octal
61344140
10
Decimal
12961888
12
Duodecimal
4411114
16
Hexadecimal
c5c860
20
Vigesimal
4104e8
36
Base36
7ptgg
md5
0fe34aebd5ae1d0fbffd7c9ad938235b
sha1
af787f39ac42d2c4f9091a3a3412832426a2d209
sha256
712d4641a5f7e53d72adff2cb5fff4965572c194dafcbd333f9a1e0cd5a215e9
sha512
23035bd2191d2df02c3dc041b45cd2b65cff2808f2e783527a9a63cfacd07efd3ef7e157589f9a3465b206a00dfdbeb66f96a91854a3e1391b2cb7240d472b38
ripemd-160
1cb362f5b331e41fca8c335e21d06e1cffe502d8
Diameter
25923776
Circumference
81441944.234907
Area
5.2782067983756E+14
Volume
9.1220700481844E+21
Surface area
2.1112827193502E+15
Circumference
81441944.234907
Perimeter
51847552
Area
168010540524544
Diagonal
18330877.803561
Surface area
1008063243147264
Volume
2.1777338090986E+21
Space diagonal
22450648.578017
Perimeter
38885664
Area
72750698098905
Altitude
11225324.289009
Surface area
72750698098905
Volume
2.5664839067214E+20
Height
6110292.601187