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Properties of the Number 3450

Three Thousand Four Hundred Fifty

Basics

Value: 3449 → 3450 → 3451

Parity: even

Prime: No

Previous Prime: 3449

Next Prime: 3457

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 2 × 23

Divisors: 1, 2, 3, 5, 6, 10, 15, 23, 25, 30

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110101111010

Octal: 6572

Duodecimal: 1BB6

Hexadecimal: d7a

Square: 11902500

Square Root: 58.73670062235365

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Triangle of Mahonian numbers T(n,k): coefficients in expansion of ∏i=0..n-1 (1 + x + ... + xi), where k ranges from 0 to A000217(n-1). Also enumerates permutations by their major index. A8302
Number of subsets of {1, ..., n} that are not sum-free. A88809
a(n) = floor(n*(n-1)*(n-2)/4). A11886
a(n) = ∏k=0..floor(log3(n)) floor(n/3k), n>=1. A132027
Meandric numbers for a river crossing up to 8 parallel roads at n points. A209383
T(n,k)=Number of length n+6 0..k arrays with every seven consecutive terms having the maximum of some two terms equal to the minimum of the remaining five terms. A250154
Numbers divisible by prime(d) for each digit d in their base-4 representation, none of which may be zero. A256874
Values of the difference d for 7 primes in arithmetic progression with the minimal start sequence {7 + j·d}, j = 0 to 6. A206041
Number of compositions of n where each part after the first is either twice, half, or equal to the prior part. A342340
a(n) = n*(11·n+1)/2. A22269