61887813 (number)

61887813 is an odd 8-digits composite number following 61887812 and preceding 61887814. In scientific notation, it is written as 6.1887813 × 10^7. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 38084784 positive integers (up to 61887813) that are relatively prime to 61887813.

Interesting facts

Basic properties

Name

Name sixty-one million eight hundred eighty-seven thousand eight hundred thirteen

Notation

Scientific notation 6.1887813 × 10^7
Engineering notation 6.1887813 × 10^6

Prime Factorization of 61887813

Prime Factorization 3 × 13 × 1586867

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 61887813
Product of the distinct prime numbers

The prime factorization of 61887813 is 3 × 13 × 1586867. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 6, 92, 14, 164, 657, 1171, 2425, 36706, 28362, 945830, 724845, 8648565, 8036595, 15206193, 13894235, 187862711, 19174048, 3513426728, 2788130138

Basic calculations (n = 61887813)

Multiplication

n×y
n×2 123775626
n×3 185663439
n×4 247551252
n×5 309439065

Division

n÷y
n÷2 30943906.5
n÷3 20629271
n÷3 15471953.25
n÷5 12377562.6

Exponentiation

ny
n2 3830101397922969
n3 2.370365990857E+23
n4 1.4669676718371E+31
n5 9.0787420951703E+38

Nth Root

y√n
2√n 7866.8807668605
3√n 395.55029426306
4√n 88.695438252824
5√n 36.16771128099

Divisors of 61887813

1, 3, 13, 39, 1586867, 4760601, 20629271, 61887813

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -61887812
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 61887813 can be divided by 8 positive divisors. The sum of these divisors (counting 61887813) is 1, the average is 0.125.

Base conversion 61887813

Base System Value
2 Binary 11101100000101010101000101
3 Ternary 11022110020010020
4 Quaternary 3230011111011
5 Quinary 111320402223
6 Senary 10050245353
8 Octal 354052505
10 Decimal 61887813
12 Duodecimal 18886859
16 Hexadecimal 3b05545
20 Vigesimal j6fjad
36 Base36 10ugxx

Cryptographic Hash Functions

md5 69275ddf8a3315a3753bfb137f890265
sha1 5f001e2ae3a88ce17e1b168424530212da51b2b6
sha256 a9bf85dff0b4a4b783121fbbc1bdf9f392abb1f411ecf774f5c2e043bcf02588
sha512 967f5be45aeec5b73e17a641b0c4e3407825bd6f6030c22fa10f40c5a80707192ada1e147294c62321900dd6a48e48fbf3ca8c4bcf5706b375c1c692926b6f4b
ripemd-160 ef1b6946176ccb75f28621a448705b3dd7a715a6

61887813 as geometric shapes

Circle

Radius = n
Diameter 123775626
Circumference 388852597.33508
Area 1.2032618414219E+16

Sphere

Radius = n
Volume 9.9289658442604E+23
Surface area 4.8130473656875E+16
Circumference 388852597.33508

Square

Length = n
Perimeter 247551252
Area 3830101397922969
Diagonal 87522584.49021

Cube

Length = n
Surface area 22980608387537814
Volume 2.370365990857E+23
Space diagonal 107192836.48532

Equilateral Triangle

Length = n
Perimeter 185663439
Area 1.6584825548358E+15
Altitude 53596418.242661

Triangular Pyramid

Length = n
Surface area 1.6584825548358E+15
Volume 2.7935031100482E+22
Height 29174194.83007