Number

375

375 is a composite number, odd, a calendar year.

375 (three hundred seventy-five) is an odd 3-digit number. It is a composite number with 8 divisors, and factors as 3 × 5³. Written other ways, in Roman numerals it is CCCLXXV and in binary, 101110111.

Arithmetic Number Deficient Number Harshad / Niven Odious Number Pernicious Number Recamán's Sequence Year

Interestingness

★ ☆ ☆ ☆ ☆

3 notable facts · grade F

363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387

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Historical context — 375 AD

Calendar year

Year 375 (CCCLXXV) was a common year starting on Thursday of the Julian calendar.

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

Historical context — 375 BC

Calendar year

Year 375 BC was a year of the pre-Julian Roman calendar.

Excerpt from Wikipedia (en) ↗ · Licensed CC BY-SA 4.0 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: 52
Started on: Wednesday
January 1, 375
Ended on: Wednesday
December 31, 375
Friday the 13ths: 1
One Friday the 13th this year.
Decade: 370s
370–379
Century: 4th century
301–400
Millennium: 1st millennium
1–1000
Years ago: 1,651
1651 years before 2026.

In other calendars

Hebrew: 4135 / 4136 AM
Rosh Hashanah falls in September/October.
Chinese: Year of the zodiac:Wood zodiac:Pig
Sexagenary cycle position 12 of 60. Lunar new year falls in late January / mid-February.
Buddhist Era: 918 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Ethiopian: 367 / 368 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka): 297 / 296 Saka
Indian national calendar; year starts in March.

Properties

Parity: Odd
Digit count: 3
Digit sum: 15
Digit product: 105
Digital root: 6
Palindrome: No
Bit width: 9 bits
Reversed: 573
Recamán's sequence: a(4,817) = 375
Square (n²): 140,625
Cube (n³): 52,734,375
Divisor count: 8
σ(n) — sum of divisors: 624
φ(n) — Euler's totient: 200
Sum of prime factors: 18

Primality

Prime factorization: 3 × 5 ³

Nearest primes: 373 (−2) · 379 (+4)

Divisors & multiples

All divisors (8)

1 · 3 · 5 · 15 · 25 · 75 · 125 · 375

Aliquot sum (sum of proper divisors): 249

Factor pairs (a × b = 375)

1 × 375

3 × 125

5 × 75

15 × 25

First multiples

375 · 750 (double) · 1,125 · 1,500 · 1,875 · 2,250 · 2,625 · 3,000 · 3,375 · 3,750

Sums & aliquot sequence

As consecutive integers: 187 + 188 124 + 125 + 126 73 + 74 + 75 + 76 + 77 60 + 61 + 62 + 63 + 64 + 65

Aliquot sequence: 375 → 249 → 87 → 33 → 15 → 9 → 4 → 3 → 1 → 0 — terminates at zero

Continued fraction of √n

√375 = [19; (2, 1, 2, 1, 5, 1, 2, 1, 2, 38)]

Period length 10 — the block in parentheses repeats forever.

Representations

In words: three hundred seventy-five
Ordinal: 375th
Roman numeral: CCCLXXV
Binary: 101110111
Octal: 567
Hexadecimal: 0x177
Base64: AXc=
One's complement: 65,160 (16-bit)
Scientific notation: 3.75 × 10²
As a duration: 375 s = 6 minutes, 15 seconds

In other bases

ternary (3) 111220

quaternary (4) 11313

quinary (5) 3000

senary (6) 1423

septenary (7) 1044

nonary (9) 456

undecimal (11) 311

duodecimal (12) 273

tridecimal (13) 22b

tetradecimal (14) 1cb

pentadecimal (15) 1a0

As an angle

375° = 1 × 360° + 15°

15° ≈ 0.262 rad

Compass bearing: NNE (north-northeast)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian): τοεʹ
Mayan (base 20): 𝋲·𝋯
Chinese: 三百七十五
Chinese (financial): 參佰柒拾伍

In other modern scripts

Eastern Arabic ٣٧٥ Devanagari ३७५ Bengali ৩৭৫ Tamil ௩௭௫ Thai ๓๗๕ Tibetan ༣༧༥ Khmer ៣៧៥ Lao ໓໗໕ Burmese ၃၇၅

Digit at this position in famous constants

π — Pi (π): Digit 375 = 2
e — Euler's number (e): Digit 375 = 4
φ — Golden ratio (φ): Digit 375 = 4
√2 — Pythagoras's (√2): Digit 375 = 3
ln 2 — Natural log of 2: Digit 375 = 0
γ — Euler-Mascheroni (γ): Digit 375 = 3

Also seen as

Unicode codepoint

Latin Small Letter Y With Circumflex

U+0177

Lowercase letter (Ll)

UTF-8 encoding: C5 B7 (2 bytes).

Lookup U+0177 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#000177

RGB(0, 1, 119)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.1.119.

Address: 0.0.1.119
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.1.119

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

Musical pitch

Heard as a frequency, 375 Hz is closest to:

Concert pitch (A4 = 440 Hz): F♯4 (370 Hz, +23¢)
Scientific pitch (C4 = 256 Hz): G4 (383.6 Hz, -39¢)
Baroque pitch (A4 = 415 Hz): G4 (369.7 Hz, +25¢)