number.wiki
Number

67,421

67,421 is a prime, odd.

Arithmetic Number Chen Prime Deficient Number Odious Number Prime Pythagorean Prime Sexy Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
20
Digit product
336
Digital root
2
Palindrome
No
Bit width
17 bits
Reversed
12,476
Square (n²)
4,545,591,241
Cube (n³)
306,468,307,059,461
Divisor count
2
σ(n) — sum of divisors
67,422
φ(n) — Euler's totient
67,420

Primality

67,421 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 67421
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 67,421)
1 × 67421
First multiples
67,421 · 134,842 (double) · 202,263 · 269,684 · 337,105 · 404,526 · 471,947 · 539,368 · 606,789 · 674,210

Sums & aliquot sequence

As a sum of two squares: 86² + 245²
As consecutive integers: 33,710 + 33,711

Representations

In words
sixty-seven thousand four hundred twenty-one
Ordinal
67421st
Binary
10000011101011101
Octal
203535
Hexadecimal
0x1075D
Base64
AQdd
One's complement
4,294,899,874 (32-bit)
In other bases
ternary (3) 10102111002
quaternary (4) 100131131
quinary (5) 4124141
senary (6) 1240045
septenary (7) 400364
nonary (9) 112432
undecimal (11) 46722
duodecimal (12) 33025
tridecimal (13) 248c3
tetradecimal (14) 1a7db
pentadecimal (15) 14e9b

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺
Greek (Milesian)
͵ξζυκαʹ
Mayan (base 20)
𝋨·𝋨·𝋫·𝋡
Chinese
六萬七千四百二十一
Chinese (financial)
陸萬柒仟肆佰貳拾壹
In other modern scripts
Eastern Arabic ٦٧٤٢١ Devanagari ६७४२१ Bengali ৬৭৪২১ Tamil ௬௭௪௨௧ Thai ๖๗๔๒๑ Tibetan ༦༧༤༢༡ Khmer ៦៧៤២១ Lao ໖໗໔໒໑ Burmese ၆၇၄၂၁

Digit at this position in famous constants

π — Pi (π)
Digit 67,421 = 1
e — Euler's number (e)
Digit 67,421 = 9
φ — Golden ratio (φ)
Digit 67,421 = 4
√2 — Pythagoras's (√2)
Digit 67,421 = 2
ln 2 — Natural log of 2
Digit 67,421 = 0
γ — Euler-Mascheroni (γ)
Digit 67,421 = 0

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 67,411 (gap of 10)
  • Next prime: 67,427 (gap of 6)

Pair status: sexy with 67427.

Hex color
#01075D
RGB(1, 7, 93)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.7.93.

Address
0.1.7.93
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.7.93

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Position in π

The digit sequence 67421 first appears in π at position 84,635 of the decimal expansion (the 84,635ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.