Properties of the Number 74707

Seventy-Four Thousand Seven Hundred Seven

Basics

Value: 74706 → 74707 → 74708

Parity: odd

Prime: Yes

Previous Prime: 74699

Next Prime: 74713

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 74707

Divisors: 1, 74707

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010001111010011

Octal: 221723

Duodecimal: 37297

Hexadecimal: 123d3

Square: 5581135849

Square Root: 273.32581290467243

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

Primes having only {0, 4, 7} as digits. A384449

Primes where every other digit is 7 starting with the rightmost digit, and no other digit is 7. A348560

Third term of strong prime sextets: p(m-1)-p(m-2) > p(m)-p(m-1) > p(m+1)-p(m) > p(m+2)-p(m+1) > p(m+3)-p(m+2). A54815

Primes p with prime(p)³ + 2·p³ and p³ + 2·prime(p)³ both prime. A236574

Primes whose binary reversal is a square. A226019

Numbers p that are the first of three consecutive primes p,q,r such that p·q*r-(p+q+r) and p·q*r+(p+q+r) are both in A001043. A346653

Primes having only {0, 4, 7, 8} as digits. A386074

Fourth term of strong prime sextets: p(m-2)-p(m-3) > p(m-1)-p(m-2) > p(m)-p(m-1) > p(m+1)-p(m) > p(m+2)-p(m+1). A54816

a(1) = 1; for n > 1, a(n) is the least k > a(n-1) such that a(n) + a(n-1) is square and a(n) - a(n-1) is prime. A108972

exp(∑_n>0 xⁿ/n²) = ∑_n>=0 a(n)*xⁿ/n!². A74707