Properties of the Number 1372

One Thousand Three Hundred Seventy-Two

Basics

Value: 1371 → 1372 → 1373

Parity: even

Prime: No

Previous Prime: 1367

Next Prime: 1373

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 7 ³

Divisors: 1, 2, 4, 7, 14, 28, 49, 98, 196, 343

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011100

Octal: 2534

Duodecimal: 964

Hexadecimal: 55c

Square: 1882384

Square Root: 37.04051835490427

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

Powerful numbers (A001694) that are not prime powers (A000961). A286708

Number of inseparable partitions of n; see Comments. A325535

Achilles numbers - powerful but imperfect: if n = Product(p_i^e_i) then all e_i > 1 (i.e., powerful), but the highest common factor of the e_i is 1, i.e., not a perfect power. A52486

Partial sums of primes, if 1 is regarded as a prime (as it was until quite recently, see A008578). A14284

a(n) = n² + 3. A117950

Multiples of 7 containing a 7 in their decimal representation. A121027

a(n) = n*(n + 7)/2. A55999

Numbers of form 2ⁱ*7^j, with i, j >= 0. A3591

Numbers of the form p² * q³, where p,q are distinct primes. A143610

Triangle read by rows: coefficients T(n,k) of a binomial decomposition of n as Sum(k=0..n)T(n,k)*binomial(n,k). A244142