458
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 17
- Digital Root
- 8
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 690
- Proper Divisor Sum (Aliquot Sum)
- 232
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 228
- Möbius Function
- 1
- Radical
- 458
- Omega Function (Ω)
- 2
- Little Omega Function (ω)
- 2
Special
- Factorial
- no
- Catalan Number
- no
- Bell Number
- no
- Motzkin Number
- no
- Primorial
- no
Figurate Numbers
- Fibonacci Number
- no
- Triangular Number
- no
- Perfect Square
- no
- Perfect Cube
- no
- Pentagonal Number
- no
- Hexagonal Number
- no
- Lucas Number
- no
- Tetrahedral Number
- no
- Pell Number
- no
- Tribonacci Number
- no
- Pronic Number
- no
Recreational
- Happy Number
- no
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 35
- Smith Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- yes
- Squarefree Number
- yes
- Prime Power
- no
- Prime Factorization
- no
- Twin Prime
- no
- Mersenne Prime
- no
- Sophie Germain Prime
- no
- Safe Prime
- no
- Powerful Number
- no
- Achilles Number
- no
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- yes
- Odd
- no
Names
- German
- vierhundertachtundfünfzig· ordinal: vierhundertachtundfünfzigste
- English
- four hundred fifty-eight· ordinal: four hundred fifty-eighth
- Spanish
- cuatrocientos cincuenta y ocho· ordinal: 458º
- French
- quatre cent cinquante-huit· ordinal: quatre cent cinquante-huitième
- Italian
- quattrocentocinquantotto· ordinal: 458º
- Latin
- quadringenti quinquaginta octo· ordinal: 458.
- Portuguese
- quatrocentos e cinquenta e oito· ordinal: 458º
Appears in sequences
- Number of oriented rooted trees with n nodes. Also rooted trees with n nodes and 2-colored non-root nodes.at n=5A000151
- Expansion of 1/((1-x)^2*(1-x^2)*(1-x^3)).at n=22A000601
- Numbers k such that sum of squares of k consecutive integers >= 1 is a square.at n=51A001032
- 2 together with primes multiplied by 2.at n=50A001747
- The coding-theoretic function A(n,4,3).at n=52A001839
- Numbers m such that 3*2^m - 1 is prime.at n=23A002235
- Numbers k such that 21*2^k - 1 is prime.at n=13A002238
- Numbers k such that binomial(2*k,k) is divisible by (k+1)^2.at n=41A002503
- Critical connected topologies with n points.at n=6A003097
- a(n) = floor(100*log_2(n)).at n=23A004262
- a(n) = round(100*log_2(n)).at n=23A004263
- Fibonacci numbers written in base 9.at n=14A004692
- Molien series for 6-dimensional complex representation of double cover of J2.at n=61A005813
- a(n) = a(n-2) + a(n-3), with a(0) = 0, a(1) = 1, a(2) = 4.at n=21A007309
- a(n) = (5*n + 1)^2 + 4*n + 1.at n=4A007533
- Number of self-converse oriented trees with n nodes.at n=11A007748
- Coordination sequence T2 for Zeolite Code BIK.at n=13A008048
- Coordination sequence T1 for Zeolite Code MTW.at n=14A008196
- Coordination sequence T3 for Zeolite Code TON.at n=13A008243
- Coordination sequence for quartz.at n=12A008261