Number

1,293

1,293 is a composite number, odd, a calendar year.

Arithmetic Number Deficient Number Odious Number Pernicious Number Recamán's Sequence Semiprime Squarefree Year

Historical context — 1293 AD

Calendar year

Year 1293 (MCCXCIII) was a common year starting on Thursday of the Julian calendar.

Excerpt from Wikipedia (en) ↗ · Licensed CC BY-SA 4.0 · English fallback Read the full article on Wikipedia →

Year facts

Year type: Common year
Standard 365-day year; not divisible by 4 (or divisible by 100 but not 400).
Days in year: 365
ISO weeks: 53
Long year: contains 53 ISO weeks.
Started on: Thursday
January 1, 1293
Ended on: Thursday
December 31, 1293
Friday the 13ths: 3
3 Friday the 13ths this year.
Decade: 1290s
1290–1299
Century: 13th century
1201–1300
Millennium: 2nd millennium
1001–2000
Years ago: 733
733 years before 2026.

In other calendars

Hebrew: 5053 / 5054 AM
Rosh Hashanah falls in September/October.
Islamic Hijri: 692 / 693 AH
Lunar calendar; year spans differ from Gregorian.
Chinese: Year of the zodiac:Water zodiac:Snake
Sexagenary cycle position 30 of 60. Lunar new year falls in late January / mid-February.
Buddhist Era: 1836 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Persian Solar Hijri: 671 / 672 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
Ethiopian: 1285 / 1286 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka): 1215 / 1214 Saka
Indian national calendar; year starts in March.

Properties

Parity: Odd
Digit count: 4
Digit sum: 15
Digit product: 54
Digital root: 6
Palindrome: No
Bit width: 11 bits
Reversed: 3,921
Recamán's sequence: a(30,462) = 1,293
Square (n²): 1,671,849
Cube (n³): 2,161,700,757
Divisor count: 4
σ(n) — sum of divisors: 1,728
φ(n) — Euler's totient: 860
Sum of prime factors: 434

Primality

Prime factorization: 3 × 431

Nearest primes: 1,291 (−2) · 1,297 (+4)

Divisors & multiples

All divisors (4)

1 · 3 · 431 · 1293

Aliquot sum (sum of proper divisors): 435

Factor pairs (a × b = 1,293)

1 × 1293

3 × 431

First multiples

1,293 · 2,586 (double) · 3,879 · 5,172 · 6,465 · 7,758 · 9,051 · 10,344 · 11,637 · 12,930

Sums & aliquot sequence

As consecutive integers: 646 + 647 430 + 431 + 432 213 + 214 + 215 + 216 + 217 + 218

Aliquot sequence: 1,293 → 435 → 285 → 195 → 141 → 51 → 21 → 11 → 1 → 0 — terminates at zero

Representations

In words: one thousand two hundred ninety-three
Ordinal: 1293rd
Roman numeral: MCCXCIII
Binary: 10100001101
Octal: 2415
Hexadecimal: 0x50D
Base64: BQ0=
One's complement: 64,242 (16-bit)

In other bases

ternary (3) 1202220

quaternary (4) 110031

quinary (5) 20133

senary (6) 5553

septenary (7) 3525

nonary (9) 1686

undecimal (11) a76

duodecimal (12) 8b9

tridecimal (13) 786

tetradecimal (14) 685

pentadecimal (15) 5b3

Historical numeral systems

Babylonian (base 60): 𒌋𒌋𒁹 𒌋𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic: 𓆼𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian): ͵ασϟγʹ
Mayan (base 20): 𝋣·𝋤·𝋭
Chinese: 一千二百九十三
Chinese (financial): 壹仟貳佰玖拾參

In other modern scripts

Eastern Arabic ١٢٩٣ Devanagari १२९३ Bengali ১২৯৩ Tamil ௧௨௯௩ Thai ๑๒๙๓ Tibetan ༡༢༩༣ Khmer ១២៩៣ Lao ໑໒໙໓ Burmese ၁၂၉၃

Digit at this position in famous constants

π — Pi (π): Digit 1,293 = 5
e — Euler's number (e): Digit 1,293 = 4
φ — Golden ratio (φ): Digit 1,293 = 6
√2 — Pythagoras's (√2): Digit 1,293 = 3
ln 2 — Natural log of 2: Digit 1,293 = 4
γ — Euler-Mascheroni (γ): Digit 1,293 = 4

Also seen as

Unicode codepoint

Cyrillic Small Letter Komi Sje

U+050D

Lowercase letter (Ll)

UTF-8 encoding: D4 8D (2 bytes).

Lookup U+050D on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#00050D

RGB(0, 5, 13)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.13.

Address: 0.0.5.13
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.5.13

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

Position in π

The digit sequence 1293 first appears in π at position 1,299 of the decimal expansion (the 1,299ordinal-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.

Look up 1293 on Pi Search ↗