91991371 (number)

91991371 is an odd 8-digits prime number following 91991370 and preceding 91991372. In scientific notation, it is written as 9.1991371 × 10^7. The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors. There are 91991370 positive integers (up to 91991371) that are relatively prime to 91991371.

Interesting facts

Basic properties

Name

Name ninety-one million nine hundred ninety-one thousand three hundred seventy-one

Notation

Scientific notation 9.1991371 × 10^7
Engineering notation 9.1991371 × 10^6

Prime Factorization of 91991371

Prime Factorization 91991371

Composite number
ω Distinct Factors 1
Total number of distinct prime factors
Ω Total Factors 1
Total number of prime factors
rad Radical 91991371
Product of the distinct prime numbers

The prime factorization of 91991371 is 91991371. Since it has a total of 1 prime factors.

Most popular turbo-numbers

9, 6, 35, 53, 360, 26, 7068, 2954, 88696, 15764, 886972, 640547, 8369168, 2599786, 32429894, 35237781, 680452448, 526313890, 4916583893, 3369431663

Basic calculations (n = 91991371)

Multiplication

n×y
n×2 183982742
n×3 275974113
n×4 367965484
n×5 459956855

Division

n÷y
n÷2 45995685.5
n÷3 30663790.333333
n÷3 22997842.75
n÷5 18398274.2

Exponentiation

ny
n2 8462412338459641
n3 7.7846891298222E+23
n4 7.1612422586114E+31
n5 6.587724934328E+39

Nth Root

y√n
2√n 9591.2132183577
3√n 451.42162919658
4√n 97.934739588962
5√n 39.151591283714

Divisors of 91991371

1, 91991371

2 divisors

τ Total Divisors 2
Total number of the positive divisors of n
σ Sum of Divisors 91991372
Sum of all the positive divisors of n
s Aliquot Sum 1
Sum of the proper positive divisors of n
A Arithmetic Mean 45995686
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 9591.2132704888
Returns the nth root of the product of n divisors
H Harmonic Mean 1.9999999782588
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 91991371 can be divided by 2 positive divisors. The sum of these divisors (counting 91991371) is 91991372, the average is 45995686.

Base conversion 91991371

Base System Value
2 Binary 101011110111010110101001011
3 Ternary 20102002122102211
4 Quaternary 11132322311023
5 Quinary 142022210441
6 Senary 13043405551
8 Octal 536726513
10 Decimal 91991371
12 Duodecimal 269838b7
16 Hexadecimal 57bad4b
20 Vigesimal 18eii8b
36 Base36 1irozv

Cryptographic Hash Functions

md5 d189d85e44ff899d81246dbd00d2c8f0
sha1 4304271bfa6380725995cb9fe5b14eed2c6e19ed
sha256 b1e68a11b658b978d425a7ff969a078e1066ea1e06c8ea1a3945bdd4ac73d73c
sha512 147090f4de5d3470dd22ce376899e3ff74e310f0b71e5d360460b3d48d70e5ec67b132de5d1e5e301e512bd0e3bae514f89d67c0aa00cf1de3d585faea28577f
ripemd-160 4628b7838acb53e8eeaa13ccfa2529bb86768735

91991371 as geometric shapes

Circle

Radius = n
Diameter 183982742
Circumference 577998830.65451
Area 2.6585452434152E+16

Sphere

Radius = n
Volume 3.2608429574306E+24
Surface area 1.0634180973661E+17
Circumference 577998830.65451

Square

Length = n
Perimeter 367965484
Area 8462412338459641
Diagonal 130095444.4895

Cube

Length = n
Surface area 50774474030757846
Volume 7.7846891298222E+23
Space diagonal 159333728.42992

Equilateral Triangle

Length = n
Perimeter 275974113
Area 3.6643320312025E+15
Altitude 79666864.214959

Triangular Pyramid

Length = n
Surface area 3.6643320312025E+15
Volume 9.1743441218775E+22
Height 43365148.163165