161010990 (number)

161010990 is an even 9-digits composite number following 161010989 and preceding 161010991. In scientific notation, it is written as 1.61010990 × 10^8. The sum of its digits is 27. It has a total of 6 prime factors and 64 positive divisors. There are 36205056 positive integers (up to 161010990) that are relatively prime to 161010990.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million ten thousand nine hundred ninety

Notation

Scientific notation 1.61010990 × 10^8
Engineering notation 1.61010990 × 10^6

Prime Factorization of 161010990

Prime Factorization 2 × 5 × 3 × 189 × 73 × 389

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 161010990
Product of the distinct prime numbers

The prime factorization of 161010990 is 2 × 5 × 3 × 189 × 73 × 389. Since it has a total of 6 prime factors.

Most popular turbo-numbers

10, 7, 98, 61, 44, 288, 7249, 1841, 25533, 67447, 918778, 815247, 2489949, 3618573, 28039193, 55926129, 52712125, 610836307, 3594149159, 2544168000

Basic calculations (n = 161010990)

Multiplication

n×y
n×2 322021980
n×3 483032970
n×4 644043960
n×5 805054950

Division

n÷y
n÷2 80505495
n÷3 53670330
n÷3 40252747.5
n÷5 32202198

Exponentiation

ny
n2 25924538900780100
n3 4.1741356737081E+24
n4 6.7208171721806E+32
n5 1.0821254265018E+41

Nth Root

y√n
2√n 12689.010599728
3√n 544.02456050805
4√n 112.64550856438
5√n 43.789612700376

Divisors of 161010990

1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 189, 219, 365, 378, 389, 438, 567, 730, 778, 945, 1095, 1134, 1167, 1890, 1945, 2190, 2334, 2835, 3890, 5670, 5835, 11670, 13797, 27594, 28397, 41391, 56794, 68985, 73521, 82782, 85191, 137970, 141985, 147042, 170382, 206955, 220563, 283970, 367605, 413910, 425955, 441126, 735210, 851910, 1102815, 2205630, 5367033, 10734066, 16101099, 26835165, 32202198, 53670330, 80505495, 161010990

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 -161010989
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 161010990 can be divided by 64 positive divisors. The sum of these divisors (counting 161010990) is 1, the average is 0.015625.

Base conversion 161010990

Base System Value
2 Binary 1001100110001101010100101110
3 Ternary 102012222012120000
4 Quaternary 21212031110232
5 Quinary 312204322430
6 Senary 23551005130
8 Octal 1146152456
10 Decimal 161010990
12 Duodecimal 45b097a6
16 Hexadecimal 998d52e
20 Vigesimal 2a6679a
36 Base36 2nv0vi

Cryptographic Hash Functions

md5 bb7baec3751fe3e9f6cb4f6b220b2951
sha1 64fd85c23772c433ffdab48dfc73e0f162fa7048
sha256 6203f0501d8cce65f3b5ebb591f203ad443baa5c109a62f3815d2fc0da02da6a
sha512 3b5a1ca8e8575296b16fe46a130b1e255e4eb38713ac96a4309569dd49b13e9a5cf598aa2afbf5233526fe1e6723f3d800ac429c9fd5daf4f19b4e15fedb6ec6
ripemd-160 b312955c10f9692ff1eb7f04b7399bae74124315

161010990 as geometric shapes

Circle

Radius = n
Diameter 322021980
Circumference 1011661886.6624
Area 8.1444340958394E+16

Sphere

Radius = n
Volume 1.7484578623478E+25
Surface area 3.2577736383357E+17
Circumference 1011661886.6624

Square

Length = n
Perimeter 644043960
Area 25924538900780100
Diagonal 227703925.74912

Cube

Length = n
Surface area 155547233404680600
Volume 4.1741356737081E+24
Space diagonal 278879215.25696

Equilateral Triangle

Length = n
Perimeter 483032970
Area 1.1225654634737E+16
Altitude 139439607.62848

Triangular Pyramid

Length = n
Surface area 1.1225654634737E+16
Volume 4.9192660674528E+23
Height 75901308.58304