Properties of the Number 16002

Sixteen Thousand Two

Basics

Value: 16001 → 16002 → 16003

Parity: even

Prime: No

Previous Prime: 16001

Next Prime: 16007

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 7 × 127

Divisors: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111010000010

Octal: 37202

Duodecimal: 9316

Hexadecimal: 3e82

Square: 256064004

Square Root: 126.49901185384809

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

Number of points on surface of cuboctahedron (or icosahedron): a(0) = 1; for n > 0, a(n) = 10n² + 2. Also coordination sequence for f.c.c. or A₃ or D₃ lattice. A5901

Product of a prime and the previous number. A36689

Numbers k such that k divides 2^k+1 - 2. A14741

Hexagonal matchstick numbers: a(n) = 3·n*(3·n+1). A45945

Numbers m such that m^k does not divide the denominator of the m-th generalized harmonic number H(m,k) nor the denominator of the m-th alternating generalized harmonic number H'(m,k), for k = 2. A128672

M*(M-1), where M is Mersenne prime A000668(n). A139223

a(n) = p*(p - 1), where p is A000043(n). A139115

Numbers m such that gcd(A001008(m), m) > 1, in increasing order. A256102

Sorted Galois numbers. A28689

Numbers m such that m^k does not divide the denominator of the m-th generalized harmonic number H(m,k) nor the denominator of the m-th alternating generalized harmonic number H'(m,k), for k = 4. A128674