Number
2,243
2,243 is a prime, odd.
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 11
- Digit product
- 48
- Digital root
- 2
- Palindrome
- No
- Bit width
- 12 bits
- Reversed
- 3,422
- Recamán's sequence
- a(3,265) = 2,243
- Square (n²)
- 5,031,049
- Cube (n³)
- 11,284,642,907
- Divisor count
- 2
- σ(n) — sum of divisors
- 2,244
- φ(n) — Euler's totient
- 2,242
Primality
2,243 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Aliquot sum (sum of proper divisors):
1
First multiples
Sums & aliquot sequence
As consecutive integers:
1,121 + 1,122
Representations
- In words
- two thousand two hundred forty-three
- Ordinal
- 2243rd
- Roman numeral
- MMCCXLIII
- Binary
- 100011000011
- Octal
- 4303
- Hexadecimal
- 0x8C3
- Base64
- CMM=
- One's complement
- 63,292 (16-bit)
In other bases
ternary (3)
10002002
quaternary (4)
203003
quinary (5)
32433
senary (6)
14215
septenary (7)
6353
nonary (9)
3062
undecimal (11)
175a
duodecimal (12)
136b
tridecimal (13)
1037
tetradecimal (14)
b63
pentadecimal (15)
9e8
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵βσμγʹ
- Mayan (base 20)
- 𝋥·𝋬·𝋣
- Chinese
- 二千二百四十三
- Chinese (financial)
- 貳仟貳佰肆拾參
In other modern scripts
Eastern Arabic
٢٢٤٣
Devanagari
२२४३
Bengali
২২৪৩
Tamil
௨௨௪௩
Thai
๒๒๔๓
Tibetan
༢༢༤༣
Khmer
២២៤៣
Lao
໒໒໔໓
Burmese
၂၂၄၃
Digit at this position in famous constants
- π — Pi (π)
- Digit 2,243 = 9
- e — Euler's number (e)
- Digit 2,243 = 0
- φ — Golden ratio (φ)
- Digit 2,243 = 1
- √2 — Pythagoras's (√2)
- Digit 2,243 = 3
- ln 2 — Natural log of 2
- Digit 2,243 = 1
- γ — Euler-Mascheroni (γ)
- Digit 2,243 = 2
Also seen as
Prime neighborhood
Unicode codepoint
ࣃ
Arabic Letter Ghain With Three Dots Above
U+08C3
Other letter (Lo)
UTF-8 encoding: E0 A3 83 (3 bytes).
Hex color
#0008C3
RGB(0, 8, 195)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.8.195.
- Address
- 0.0.8.195
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.8.195
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Position in π
The digit sequence 2243 first appears in π at position 16,403 of the decimal expansion (the 16,403ordinal-suffix:rd 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.