12381907 is an odd 8-digits composite number following 12381906
and preceding 12381908 . In scientific notation, it is written as 1.2381907 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 12225096 positive integers (up to 12381907) that are relatively prime to 12381907.
12381907 has 4 divisors, whose sum is 12538720
The reverse of 12381907 is 70918321
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million three hundred eighty-one thousand nine hundred seven
Scientific notation
1.2381907 × 10^7
Engineering notation
1.2381907 × 10^6
Prime Factorization
79 × 156733
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12381907
Product of the distinct prime numbers
The prime factorization of 12381907 is 79 × 156733.
Since it has a total of 2 prime factors.
5 , 4 , 78 , 9 , 643 , 452 , 4745 , 1843 , 25259 , 31362 , 322792 , 492128 , 2342755 , 5900937 , 19749749 , 37086497 , 818185733 , 928583342 , 1854001674 , 3846891819
n×2
24763814
n×3
37145721
n×4
49527628
n×5
61909535
n÷2
6190953.5
n÷3
4127302.3333333
n÷3
3095476.75
n÷5
2476381.4
n2
153311620956649
n3
1.8982902327045E+21
n4
2.3504453120355E+28
n5
2.910299526221E+35
2 √n
3518.7934011533
3 √n
231.34627576316
4 √n
59.319418415501
5 √n
26.215461503449
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
-12381906
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 12381907 can be divided by 4 positive divisors.
The sum of these divisors (counting 12381907) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111001110111011010011
3
Ternary
212022001210011
4
Quaternary
233032323103
5
Quinary
11132210112
6
Senary
1121215351
8
Octal
57167323
10
Decimal
12381907
12
Duodecimal
4191557
16
Hexadecimal
bceed3
20
Vigesimal
3h7ef7
36
Base36
7ddxv
md5
12a98d31dda14e375d1a5c6f999dd990
sha1
65fdb86458a1ce0a1eab2c5dbdfa4c9678c9b452
sha256
6c20d48455e3a21e0ef9ec5f2c32bf4ed362b1e27f879be64243c8d4c3e54f79
sha512
54843973f44c714b5d0bac15e72d9482dc8f42e878ddd848168541867ae3544dae1d9256170f52d1690e33c1b30832f8b35b4d86ff6a2803f2bbe348dc0d48a6
ripemd-160
6a7cd532ae750d1ba3fbbf736977aa37e9155d97
Diameter
24763814
Circumference
77797816.137264
Area
4.8164266210735E+14
Volume
7.9515395325942E+21
Surface area
1.9265706484294E+15
Circumference
77797816.137264
Perimeter
49527628
Area
153311620956649
Diagonal
17510660.807442
Surface area
919869725739894
Volume
1.8982902327045E+21
Space diagonal
21446092.018593
Perimeter
37145721
Area
66385879221914
Altitude
10723046.009296
Surface area
66385879221914
Volume
2.2371564936759E+20
Height
5836886.9358141