1465
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 16
- Digital Root
- 7
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 1764
- Proper Divisor Sum (Aliquot Sum)
- 299
- 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
- 1168
- Möbius Function
- 1
- Radical
- 1465
- 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
- 34
- Smith Number
- no
- Vampire 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
- no
- Odd
- yes
Appears in sequences
- Number of two-rowed partitions of length 3.at n=23A001993
- Numbers that are the sum of 9 positive 6th powers.at n=19A003365
- Positions of remoteness 6 in Beans-Don't-Talk.at n=32A005694
- Coordination sequence T4 for Zeolite Code BRE.at n=25A008061
- Coordination sequence T5 for Zeolite Code EUO.at n=24A008100
- Coordination sequence T1 for Zeolite Code FAU.at n=32A008105
- Coordination sequence T1 for Zeolite Code MER.at n=28A008160
- Coordination sequence T8 for Zeolite Code PAU.at n=28A008226
- Positive integers n such that 2^n == 2^5 (mod n).at n=49A015925
- Numbers k such that the continued fraction for sqrt(k) has period 29.at n=2A020368
- Place where n-th 1 occurs in A023122.at n=48A022784
- Positive numbers k such that k and 3*k are anagrams in base 9 (written in base 9).at n=14A023080
- Numbers k such that Fibonacci(k) == -5 (mod k).at n=42A023165
- Numbers that are the sum of 4 positive cubes in exactly 2 ways.at n=42A025404
- Numbers that are the sum of 4 positive cubes in 2 or more ways.at n=43A025406
- Numbers that are the sum of 4 distinct positive cubes in exactly 2 ways.at n=5A025409
- Numbers that are the sum of 4 distinct positive cubes in 2 or more ways.at n=5A025412
- Numbers having period-2 4-digitized sequences.at n=42A031184
- Numbers having period-2 7-digitized sequences.at n=25A031202
- Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted then there are a pair of central terms both equal to 3.at n=17A031416