number.wiki
Number

78,401

78,401 is a prime, odd.

Deficient Number Happy Number Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
20
Digital root
2
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
78,402

Primality

78,401 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 78401
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 78,401)
1 × 78401
First multiples
78,401 · 156,802 · 235,203 · 313,604 · 392,005 · 470,406 · 548,807 · 627,208 · 705,609 · 784,010

Representations

In words
seventy-eight thousand four hundred one
Ordinal
78401st
Binary
10011001001000001
Octal
231101
Hexadecimal
13241

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 78,367 (gap of 34)
  • Next prime: 78,427 (gap of 26)
Unicode codepoint
𓉁
U+13241
Other letter (Lo)

UTF-8 encoding: F0 93 89 81 (4 bytes).

Hex color
#013241
RGB(1, 50, 65)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.50.65.

Possible US bank routing number

This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.

Routing number
000078401
Federal Reserve
United States Government

Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.