748
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 19
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 12
- Divisor Sum
- 1512
- Proper Divisor Sum (Aliquot Sum)
- 764
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- yes
Derived Values
- Euler's Totient
- 320
- Möbius Function
- 0
- Radical
- 374
- Omega Function (Ω)
- 4
- Little Omega Function (ω)
- 3
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
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 46
- Smith Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- Squarefree Number
- no
- 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
- siebenhundertachtundvierzig· ordinal: siebenhundertachtundvierzigste
- English
- seven hundred forty-eight· ordinal: seven hundred forty-eighth
- Spanish
- setecientos cuarenta y ocho· ordinal: 748º
- French
- sept cent quarante-huit· ordinal: sept cent quarante-huitième
- Italian
- settecentoquarantotto· ordinal: 748º
- Latin
- septingenti quadraginta octo· ordinal: 748.
- Portuguese
- setecentos e quarenta e oito· ordinal: 748º
Appears in sequences
- Number of n-step self-avoiding walks on cubic lattice ending at point with x=1.at n=4A000760
- Number of twin prime pairs < square of n-th prime.at n=50A000885
- Triangle read by rows: T(n,k) = number of permutations of length n with exactly k rising or falling successions, for n >= 1, 0 <= k <= n-1.at n=52A001100
- Number of partitions of n into at most 5 parts.at n=31A001401
- The coding-theoretic function A(n,4,3).at n=67A001839
- Primitive pseudoperfect numbers.at n=15A006036
- Primitive nondeficient numbers.at n=14A006039
- Impractical numbers: even abundant numbers (A173490) that are not practical(2) (A007620).at n=39A007621
- Coordination sequence T1 for Zeolite Code AEL.at n=18A008004
- Coordination sequence T2 for Zeolite Code AEL.at n=18A008005
- Coordination sequence T3 for Zeolite Code AET.at n=19A008009
- Coordination sequence occurring in Zeolite Codes AFG, CAN, LIO, LOS.at n=19A008013
- Coordination sequence T2 for Zeolite Code EUO.at n=17A008097
- Coordination sequence T3 for Zeolite Code LOV.at n=18A008136
- Coordination sequence T3 for Zeolite Code MEI.at n=20A008148
- Coordination sequence T3 for Zeolite Code PAU.at n=20A008221
- Coordination sequence T5 for Zeolite Code PAU.at n=20A008223
- Multiples of 17.at n=44A008599
- Multiples of 22.at n=34A008604
- Expansion of 1/((1-x)*(1-x^3)*(1-x^5)*(1-x^7)*(1-x^9)).at n=52A008674