13698721 is an odd 8-digits composite number following 13698720
and preceding 13698722 . In scientific notation, it is written as 1.3698721 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 13611312 positive integers (up to 13698721) that are relatively prime to 13698721.
13698721 has 4 divisors, whose sum is 13786132
The reverse of 13698721 is 12789631
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirteen million six hundred ninety-eight thousand seven hundred twenty-one
Scientific notation
1.3698721 × 10^7
Engineering notation
1.3698721 × 10^6
Prime Factorization
157 × 87253
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13698721
Product of the distinct prime numbers
The prime factorization of 13698721 is 157 × 87253.
Since it has a total of 2 prime factors.
8 , 3 , 32 , 35 , 892 , 422 , 5960 , 6464 , 84523 , 45300 , 157748 , 53828 , 4906555 , 8507084 , 63755977 , 98252530 , 341720435 , 242710373 , 5419821447 , 3374143781
n×2
27397442
n×3
41096163
n×4
54794884
n×5
68493605
n÷2
6849360.5
n÷3
4566240.3333333
n÷3
3424680.25
n÷5
2739744.2
n2
187654957035841
n3
2.570632900701E+21
n4
3.5214382900123E+28
n5
4.8239200653596E+35
2 √n
3701.1783258849
3 √n
239.27280462447
4 √n
60.837310311066
5 √n
26.750752552638
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
-13698720
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 13698721 can be divided by 4 positive divisors.
The sum of these divisors (counting 13698721) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100010000011010100001
3
Ternary
221202222010001
4
Quaternary
310100122201
5
Quinary
12001324341
6
Senary
1205340001
8
Octal
64203241
10
Decimal
13698721
12
Duodecimal
4707601
16
Hexadecimal
d106a1
20
Vigesimal
45c6g1
36
Base36
85m01
md5
e271cafcee9984f90c26363779405e0d
sha1
e7b9e62166d25dc553dcdc1e6066f1ae69e07f28
sha256
22f66e0d272a459cdb3cc57cc51f2f0d806c92411dacf2e63a52bdcb6c90c515
sha512
eeabb6db94035f08b40795634fc3199e05364afb22dd87fd11872beff2f0afdbc2b79a5ee5628f2fd0f67c50e126663aada2d10f6dc846d38eeaa67f3873f4c7
ripemd-160
311b010207a6da14151ebd162e9d4686b1ea8986
Diameter
27397442
Circumference
86071602.514352
Area
5.8953543443351E+14
Volume
1.0767841914558E+22
Surface area
2.358141737734E+15
Circumference
86071602.514352
Perimeter
54794884
Area
187654957035841
Diagonal
19372917.025365
Surface area
1125929742215046
Volume
2.570632900701E+21
Space diagonal
23726880.770711
Perimeter
41096163
Area
81256979969558
Altitude
11863440.385355
Surface area
81256979969558
Volume
3.0295199267115E+20
Height
6457639.008455