28695972 (number)

28695972 is an even 8-digits composite number following 28695971 and preceding 28695973. In scientific notation, it is written as 2.8695972 × 10^7. The sum of its digits is 48. It has a total of 4 prime factors and 12 positive divisors. There are 9565320 positive integers (up to 28695972) that are relatively prime to 28695972.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred ninety-five thousand nine hundred seventy-two

Notation

Scientific notation 2.8695972 × 10^7
Engineering notation 2.8695972 × 10^6

Prime Factorization of 28695972

Prime Factorization 2 × 2 × 3 × 2391331

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14347986
Product of the distinct prime numbers

The prime factorization of 28695972 is 2 × 2 × 3 × 2391331. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 3, 87, 55, 703, 660, 2598, 5280, 2728, 1324, 407318, 968969, 2638593, 3007353, 15030858, 80915624, 964296085, 29380255, 7860601241, 197715419

Basic calculations (n = 28695972)

Multiplication

n×y
n×2 57391944
n×3 86087916
n×4 114783888
n×5 143479860

Division

n÷y
n÷2 14347986
n÷3 9565324
n÷3 7173993
n÷5 5739194.4

Exponentiation

ny
n2 823458809024784
n3 2.3629950926929E+22
n4 6.7808441016052E+29
n5 1.9458291247603E+37

Nth Root

y√n
2√n 5356.8621412166
3√n 306.1542645641
4√n 73.190587791168
5√n 31.014457430337

Divisors of 28695972

1, 2, 3, 4, 6, 12, 2391331, 4782662, 7173993, 9565324, 14347986, 28695972

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28695971
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28695972 can be divided by 12 positive divisors. The sum of these divisors (counting 28695972) is 1, the average is 0.083333333333333.

Base conversion 28695972

Base System Value
2 Binary 1101101011101110110100100
3 Ternary 1222222220110210
4 Quaternary 1231131312210
5 Quinary 24321232342
6 Senary 2503015420
8 Octal 155356644
10 Decimal 28695972
12 Duodecimal 973a570
16 Hexadecimal 1b5dda4
20 Vigesimal 8j6jic
36 Base36 h31yc

Cryptographic Hash Functions

md5 e25f1aef346d805ce995d828ae45a0e7
sha1 33b2730f40b7782d8b0b7fa4570744b0333d9bd5
sha256 b6814f1bdc0ee24238f9c79ec92e60f3d249bfb3f0b16f27b68ea971153139e7
sha512 4800e37c8f3d6be23687a0bc542b16e5833e452a45fce68822aa134da139d77509599b0c833f973c786512f16e20c66a66e2a6ed877a0133dcf5c408027b7e33
ripemd-160 00344b94002b2cfabdb06e9a52b50ac5b6d4beb6

28695972 as geometric shapes

Circle

Radius = n
Diameter 57391944
Circumference 180302109.64564
Area 2.5869721449661E+15

Sphere

Radius = n
Volume 9.8980906982301E+22
Surface area 1.0347888579864E+16
Circumference 180302109.64564

Square

Length = n
Perimeter 114783888
Area 823458809024784
Diagonal 40582232.787879

Cube

Length = n
Surface area 4940752854148704
Volume 2.3629950926929E+22
Space diagonal 49702881.476574

Equilateral Triangle

Length = n
Perimeter 86087916
Area 3.5656812379277E+14
Altitude 24851440.738287

Triangular Pyramid

Length = n
Surface area 3.5656812379277E+14
Volume 2.7848164232561E+21
Height 13527410.929293