Number

373

373 is a prime, odd, a calendar year.

Arithmetic Number Balanced Prime Deficient Number Evil Number Palindrome Prime Pythagorean Prime Recamán's Sequence Sexy Prime Squarefree Year

Historical context — 373 AD

Calendar year

Year 373 (CCCLXXIII) was a common year starting on Tuesday of the Julian calendar.

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Historical context — 373 BC

Calendar year

Year 373 BC was a year of the pre-Julian Roman calendar.

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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: 52
Started on: Monday
January 1, 373
Ended on: Monday
December 31, 373
Friday the 13ths: 2
2 Friday the 13ths this year.
Decade: 370s
370–379
Century: 4th century
301–400
Millennium: 1st millennium
1–1000
Years ago: 1,653
1653 years before 2026.

In other calendars

Hebrew: 4133 / 4134 AM
Rosh Hashanah falls in September/October.
Chinese: Year of the zodiac:Water zodiac:Rooster
Sexagenary cycle position 10 of 60. Lunar new year falls in late January / mid-February.
Buddhist Era: 916 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Ethiopian: 365 / 366 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka): 295 / 294 Saka
Indian national calendar; year starts in March.

Properties

Parity: Odd
Digit count: 3
Digit sum: 13
Digit product: 63
Digital root: 4
Palindrome: Yes
Bit width: 9 bits
Recamán's sequence: a(4,821) = 373
Square (n²): 139,129
Cube (n³): 51,895,117
Divisor count: 2
σ(n) — sum of divisors: 374
φ(n) — Euler's totient: 372

Primality

373 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)

1 · 373

Aliquot sum (sum of proper divisors): 1

Factor pairs (a × b = 373)

1 × 373

First multiples

373 · 746 (double) · 1,119 · 1,492 · 1,865 · 2,238 · 2,611 · 2,984 · 3,357 · 3,730

Sums & aliquot sequence

As a sum of two squares: 7² + 18²

As consecutive integers: 186 + 187

Representations

In words: three hundred seventy-three
Ordinal: 373rd
Roman numeral: CCCLXXIII
Binary: 101110101
Octal: 565
Hexadecimal: 0x175
Base64: AXU=
One's complement: 65,162 (16-bit)

In other bases

ternary (3) 111211

quaternary (4) 11311

quinary (5) 2443

senary (6) 1421

septenary (7) 1042

nonary (9) 454

undecimal (11) 30a

duodecimal (12) 271

tridecimal (13) 229

tetradecimal (14) 1c9

pentadecimal (15) 19d

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹
Egyptian hieroglyphic: 𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian): τογʹ
Mayan (base 20): 𝋲·𝋭
Chinese: 三百七十三
Chinese (financial): 參佰柒拾參

In other modern scripts

Eastern Arabic ٣٧٣ Devanagari ३७३ Bengali ৩৭৩ Tamil ௩௭௩ Thai ๓๗๓ Tibetan ༣༧༣ Khmer ៣៧៣ Lao ໓໗໓ Burmese ၃၇၃

Digit at this position in famous constants

π — Pi (π): Digit 373 = 8
e — Euler's number (e): Digit 373 = 7
φ — Golden ratio (φ): Digit 373 = 0
√2 — Pythagoras's (√2): Digit 373 = 7
ln 2 — Natural log of 2: Digit 373 = 7
γ — Euler-Mascheroni (γ): Digit 373 = 8

Also seen as

Prime neighborhood

Adjacent primes:

Previous prime: 367 (gap of 6)
Next prime: 379 (gap of 6)

Pair status: sexy with 367, sexy with 379.

Unicode codepoint

Latin Small Letter W With Circumflex

U+0175

Lowercase letter (Ll)

UTF-8 encoding: C5 B5 (2 bytes).

Lookup U+0175 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#000175

RGB(0, 1, 117)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.1.117.

Address: 0.0.1.117
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.1.117

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