78401980 (number)

78401980 is an even 8-digits composite number following 78401979 and preceding 78401981. In scientific notation, it is written as 7.8401980 × 10^7. The sum of its digits is 37. It has a total of 6 prime factors and 36 positive divisors. There are 29707488 positive integers (up to 78401980) that are relatively prime to 78401980.

Interesting facts

Basic properties

Name

Name seventy-eight million four hundred one thousand nine hundred eighty

Notation

Scientific notation 7.8401980 × 10^7
Engineering notation 7.8401980 × 10^6

Prime Factorization of 78401980

Prime Factorization 2 × 2 × 5 × 19 × 19 × 10859

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2063210
Product of the distinct prime numbers

The prime factorization of 78401980 is 2 × 2 × 5 × 19 × 19 × 10859. Since it has a total of 6 prime factors.

Most popular turbo-numbers

9, 10, 59, 28, 230, 780, 4655, 8712, 35805, 71398, 548160, 4510, 7283628, 3316477, 90324176, 37119928, 250871458, 699019299, 5828031106, 7446083762

Basic calculations (n = 78401980)

Multiplication

n×y
n×2 156803960
n×3 235205940
n×4 313607920
n×5 392009900

Division

n÷y
n÷2 39200990
n÷3 26133993.333333
n÷3 19600495
n÷5 15680396

Exponentiation

ny
n2 6146870467920400
n3 4.8192681548849E+23
n4 3.7784016549392E+31
n5 2.9623417098251E+39

Nth Root

y√n
2√n 8854.4892568685
3√n 427.99859521477
4√n 94.09829571713
5√n 37.919744823297

Divisors of 78401980

1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 10859, 21718, 43436, 54295, 108590, 206321, 217180, 412642, 825284, 1031605, 2063210, 3920099, 4126420, 7840198, 15680396, 19600495, 39200990, 78401980

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78401979
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78401980 can be divided by 36 positive divisors. The sum of these divisors (counting 78401980) is 1, the average is 0.027777777777778.

Base conversion 78401980

Base System Value
2 Binary 100101011000101000110111100
3 Ternary 12110112020022001
4 Quaternary 10223011012330
5 Quinary 130032330410
6 Senary 11440232044
8 Octal 453050674
10 Decimal 78401980
12 Duodecimal 2230b624
16 Hexadecimal 4ac51bc
20 Vigesimal 14a04j0
36 Base36 1aofcs

Cryptographic Hash Functions

md5 279e3e63743d295ed98b5c9855f05ca3
sha1 1e28fbced2fe3ceb8086c9fead53ad204928af49
sha256 20e271f2f779f6ba31452dd4266c917b14284ea3bd65e282ddea57b2d40c7af8
sha512 2a9558dbfffa4c2ba6fc72c0ff9a347e5dd2011a6ce4c70e4366fbfad3f74d7edefc4d70da8fdd21052012c25e5b3a34341d46205d044dd1be7567c140e0018f
ripemd-160 b0bb3b94122cac87e4783a016026e2b4fb9325a7

78401980 as geometric shapes

Circle

Radius = n
Diameter 156803960
Circumference 492614168.78979
Area 1.9310963104587E+16

Sphere

Radius = n
Volume 2.0186903241421E+24
Surface area 7.7243852418347E+16
Circumference 492614168.78979

Square

Length = n
Perimeter 313607920
Area 6146870467920400
Diagonal 110877143.4329

Cube

Length = n
Surface area 36881222807522400
Volume 4.8192681548849E+23
Space diagonal 135796212.774

Equilateral Triangle

Length = n
Perimeter 235205940
Area 2.6616729894957E+15
Altitude 67898106.386999

Triangular Pyramid

Length = n
Surface area 2.6616729894957E+15
Volume 5.6795619877924E+22
Height 36959047.810968