77972018 is an even 8-digits composite number following 77972017
and preceding 77972019 . In scientific notation, it is written as 7.7972018 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 38986008 positive integers (up to 77972018) that are relatively prime to 77972018.
77972018 has 4 divisors, whose sum is 116958030
The reverse of 77972018 is 81027977
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-seven million nine hundred seventy-two thousand eighteen
Scientific notation
7.7972018 × 10^7
Engineering notation
7.7972018 × 10^6
Prime Factorization
2 × 38986009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
77972018
Product of the distinct prime numbers
The prime factorization of 77972018 is 2 × 38986009.
Since it has a total of 2 prime factors.
9 , 2 , 35 , 29 , 966 , 436 , 7896 , 6559 , 36118 , 48528 , 124803 , 603382 , 583591 , 8769631 , 4507424 , 14435107 , 749438821 , 217712901 , 5946545912 , 4915728695
n×2
155944036
n×3
233916054
n×4
311888072
n×5
389860090
n÷2
38986009
n÷3
25990672.666667
n÷3
19493004.5
n÷5
15594403.6
n2
6079635590992324
n3
4.7404145573429E+23
n4
3.6961968919261E+31
n5
2.881999305888E+39
2 √n
8830.1765554263
3 √n
427.21476909504
4 √n
93.969019125594
5 √n
37.878062374758
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
-77972017
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 77972018 can be divided by 4 positive divisors.
The sum of these divisors (counting 77972018) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101001011100001000110010
3
Ternary
12102201101111112
4
Quaternary
10221130020302
5
Quinary
124430101033
6
Senary
11423113322
8
Octal
451341062
10
Decimal
77972018
12
Duodecimal
22142842
16
Hexadecimal
4a5c232
20
Vigesimal
1476a0i
36
Base36
1af7le
md5
f6721c5e2a427950233d27af9d7b6f28
sha1
c817b1ae7102b542d46de0146cb973ddef47000c
sha256
9d28e86cf528bbef59535ec48164a9a2664f3d9b337619199078c98208288320
sha512
15dd673b15b814f12c45149b006b1c5395ab16def70237fc7d2dd29f3326402bbebce1fcdaef320231238668dca6122ac690b5dcb65cb20159f509e4bf6a318a
ripemd-160
fbf137252ce536fd1378edbf4454145713a22430
Diameter
155944036
Circumference
489912637.86874
Area
1.9099738509165E+16
Volume
1.9856602064425E+24
Surface area
7.6398954036658E+16
Circumference
489912637.86874
Perimeter
311888072
Area
6079635590992324
Diagonal
110269085.3412
Surface area
36477813545953944
Volume
4.7404145573429E+23
Space diagonal
135051496.74468
Perimeter
233916054
Area
2.6325594337757E+15
Altitude
67525748.372338
Surface area
2.6325594337757E+15
Volume
5.5866321318877E+22
Height
36756361.7804