81274088 (number)

81274088 is an even 8-digits composite number following 81274087 and preceding 81274089. In scientific notation, it is written as 8.1274088 × 10^7. The sum of its digits is 38. It has a total of 7 prime factors and 64 positive divisors. There are 32896512 positive integers (up to 81274088) that are relatively prime to 81274088.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 8.1274088 × 10^7
Engineering notation 8.1274088 × 10^6

Prime Factorization of 81274088

Prime Factorization 2 × 2 × 2 × 7 × 23 × 89 × 709

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 20318522
Product of the distinct prime numbers

The prime factorization of 81274088 is 2 × 2 × 2 × 7 × 23 × 89 × 709. Since it has a total of 7 prime factors.

Most popular turbo-numbers

10, 3, 90, 60, 500, 64, 4290, 5075, 25352, 59875, 324615, 683240, 4774428, 3899010, 33689001, 73667166, 367909456, 248635632, 178787085, 2084226200

Basic calculations (n = 81274088)

Multiplication

n×y
n×2 162548176
n×3 243822264
n×4 325096352
n×5 406370440

Division

n÷y
n÷2 40637044
n÷3 27091362.666667
n÷3 20318522
n÷5 16254817.6

Exponentiation

ny
n2 6605477380231744
n3 5.3685414988296E+23
n4 4.3632331420753E+31
n5 3.5461779435355E+39

Nth Root

y√n
2√n 9015.2142514751
3√n 433.1623504261
4√n 94.948482091475
5√n 38.193584656735

Divisors of 81274088

1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 89, 92, 161, 178, 184, 322, 356, 623, 644, 709, 712, 1246, 1288, 1418, 2047, 2492, 2836, 4094, 4963, 4984, 5672, 8188, 9926, 14329, 16307, 16376, 19852, 28658, 32614, 39704, 57316, 63101, 65228, 114149, 114632, 126202, 130456, 228298, 252404, 441707, 456596, 504808, 883414, 913192, 1451323, 1766828, 2902646, 3533656, 5805292, 10159261, 11610584, 20318522, 40637044, 81274088

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81274087
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81274088 can be divided by 64 positive divisors. The sum of these divisors (counting 81274088) is 1, the average is 0.015625.

Base conversion 81274088

Base System Value
2 Binary 100110110000010010011101000
3 Ternary 12122221011002102
4 Quaternary 10312002103220
5 Quinary 131301232323
6 Senary 12021552532
8 Octal 466022350
10 Decimal 81274088
12 Duodecimal 23275748
16 Hexadecimal 4d824e8
20 Vigesimal 157j548
36 Base36 1cdzhk

Cryptographic Hash Functions

md5 b7f6ace46b13b0180cdca1f65da7acd2
sha1 87b76adc63d0bbada09d7eed242c78dc61235f1e
sha256 62d723484e9f3ce972f0cf8dd08422752e8833c1057063ca1306d2f3c9d2e565
sha512 e06ed0d4fd9256fb8648016211df2c53ab6e1769ae38805ecd00210d5b010e2bed810cfd829aba2821f2861f931d98064314d2076b8deb5ac28f4393faa484e3
ripemd-160 e2a5db22b4ad851e3d2806a12e871138c72d0eb1

81274088 as geometric shapes

Circle

Radius = n
Diameter 162548176
Circumference 510660155.57602
Area 2.075171921119E+16

Sphere

Radius = n
Volume 2.2487694044287E+24
Surface area 8.3006876844758E+16
Circumference 510660155.57602

Square

Length = n
Perimeter 325096352
Area 6605477380231744
Diagonal 114938917.5191

Cube

Length = n
Surface area 39632864281390464
Volume 5.3685414988296E+23
Space diagonal 140770849.75482

Equilateral Triangle

Length = n
Perimeter 243822264
Area 2.8602556077021E+15
Altitude 70385424.877412

Triangular Pyramid

Length = n
Surface area 2.8602556077021E+15
Volume 6.3268868315064E+22
Height 38312972.506368