71976989 is an odd 8-digits composite number following 71976988
and preceding 71976990 . In scientific notation, it is written as 7.1976989 × 10^7.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 61694556 positive integers (up to 71976989) that are relatively prime to 71976989.
71976989 has 4 divisors, whose sum is 82259424
The reverse of 71976989 is 98967917
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy-one million nine hundred seventy-six thousand nine hundred eighty-nine
Scientific notation
7.1976989 × 10^7
Engineering notation
7.1976989 × 10^6
Prime Factorization
7 × 10282427
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71976989
Product of the distinct prime numbers
The prime factorization of 71976989 is 7 × 10282427.
Since it has a total of 2 prime factors.
8 , 3 , 66 , 79 , 238 , 482 , 5666 , 747 , 1072 , 80402 , 589688 , 91100 , 4870000 , 1080982 , 26702850 , 21175770 , 933553051 , 117702007 , 9799215770 , 918496599
n×2
143953978
n×3
215930967
n×4
287907956
n×5
359884945
n÷2
35988494.5
n÷3
23992329.666667
n÷3
17994247.25
n÷5
14395397.8
n2
5180686945506121
n3
3.7289024728914E+23
n4
2.6839517227338E+31
n5
1.9318276362374E+39
2 √n
8483.9253297044
3 √n
415.97244062065
4 √n
92.108226178254
5 √n
37.276809561943
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
-71976988
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 71976989 can be divided by 4 positive divisors.
The sum of these divisors (counting 71976989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010100100100000011101
3
Ternary
12000102210212102
4
Quaternary
10102210200131
5
Quinary
121411230424
6
Senary
11050414445
8
Octal
422444035
10
Decimal
71976989
12
Duodecimal
20131425
16
Hexadecimal
44a481d
20
Vigesimal
129h299
36
Base36
16upst
md5
e7661984a8466a673733b2d375f6b4e2
sha1
f9fac6725dacb4c667321f17099893ca1ecca381
sha256
d027619d7397ee9801555854ce5d937c2ce556d173bc2380b4a47569461f50d1
sha512
ad98c0009a2a8c070945758d073f26004253eb3e32f240296abb1d5b38bfa4dab9632de0ccabf48cbd50bfde9eea28040e38d29058805aa32aab31c123debd49
ripemd-160
f24bdc1210817d03f34004ae0d5ce361fbbae6ae
Diameter
143953978
Circumference
452244759.73983
Area
1.6275608048551E+16
Volume
1.5619590153051E+24
Surface area
6.5102432194202E+16
Circumference
452244759.73983
Perimeter
287907956
Area
5180686945506121
Diagonal
101790834.02258
Surface area
31084121673036726
Volume
3.7289024728914E+23
Space diagonal
124667801.92383
Perimeter
215930967
Area
2.2433032519314E+15
Altitude
62333900.961913
Surface area
2.2433032519314E+15
Volume
4.3945537082746E+22
Height
33930278.007526