78972488 is an even 8-digits composite number following 78972487
and preceding 78972489 . In scientific notation, it is written as 7.8972488 × 10^7.
The sum of its digits is 53. It has a total of 5 prime factors and 16 positive divisors.
There are 33845328 positive integers (up to 78972488) that are relatively prime to 78972488.
78972488 has 16 divisors, whose sum is 169226880
The reverse of 78972488 is 88427987
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-eight million nine hundred seventy-two thousand four hundred eighty-eight
Scientific notation
7.8972488 × 10^7
Engineering notation
7.8972488 × 10^6
Prime Factorization
2 × 2 × 2 × 7 × 1410223
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
19743122
Product of the distinct prime numbers
The prime factorization of 78972488 is 2 × 2 × 2 × 7 × 1410223.
Since it has a total of 5 prime factors.
5 , 1 , 89 , 54 , 598 , 713 , 8765 , 2344 , 44933 , 29236 , 741481 , 130798 , 485466 , 9883619 , 15876660 , 33350143 , 69240522 , 632981539 , 4295097753 , 9658411010
n×2
157944976
n×3
236917464
n×4
315889952
n×5
394862440
n÷2
39486244
n÷3
26324162.666667
n÷3
19743122
n÷5
15794497.6
n2
6236653860910144
n3
4.9252407219088E+23
n4
3.8895851380805E+31
n5
3.0717021564204E+39
2 √n
8886.6466116303
3 √n
429.03422696077
4 √n
94.269011937276
5 √n
37.974771043365
1 , 2 , 4 , 7 , 8 , 14 , 28 , 56 , 1410223 , 2820446 , 5640892 , 9871561 , 11281784 , 19743122 , 39486244 , 78972488
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78972487
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78972488 can be divided by 16 positive divisors.
The sum of these divisors (counting 78972488) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101101010000011001001000
3
Ternary
12111121012212222
4
Quaternary
10231100121020
5
Quinary
130204104423
6
Senary
11500353212
8
Octal
455203110
10
Decimal
78972488
12
Duodecimal
22545808
16
Hexadecimal
4b50648
20
Vigesimal
14dbb48
36
Base36
1b0nk8
md5
fecf86663abecd337764face1bce4f13
sha1
7a78f9917e29122fc7ec250ef95885471e71f1ae
sha256
54857b75c5411e3ec11d6988111ba17d09537757d183ac47835b2ec9e9e19cb3
sha512
f2f431e1ae7f62db40b3c328a2d60f448a2a9a71f9b6bfaf224244a27668b7811cf619352bb7898c8f35564cefcde60a2b16024c680ca74bd85cc190e5c90bdb
ripemd-160
d2ec6d75e287942ac584d2b67108edaad5d36f08
Diameter
157944976
Circumference
496198776.27302
Area
1.9593025952418E+16
Volume
2.0630800092147E+24
Surface area
7.8372103809671E+16
Circumference
496198776.27302
Perimeter
315889952
Area
6236653860910144
Diagonal
111683963.58395
Surface area
37419923165460864
Volume
4.9252407219088E+23
Space diagonal
136784361.61612
Perimeter
236917464
Area
2.7005503390792E+15
Altitude
68392180.808062
Surface area
2.7005503390792E+15
Volume
5.8044518557297E+22
Height
37227987.861316