1,377
1,377 is a composite number, odd, a calendar year.
Historical context — 1377 AD
Calendar year
Year 1377 (MCCCLXXVII) was a common year starting on Thursday of the Julian 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
-
Wednesday
January 1, 1377
- Ended on
-
Wednesday
December 31, 1377
- Friday the 13ths
-
1
One Friday the 13th this year.
- Decade
-
1370s
1370–1379
- Century
-
14th century
1301–1400
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
649
649 years before 2026.
In other calendars
- Hebrew
-
5137 / 5138 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
778 / 779 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Fire zodiac:Snake
Sexagenary cycle position 54 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
1920 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
755 / 756 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1369 / 1370 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1299 / 1298 Saka
Indian national calendar; year starts in March.
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 18
- Digit product
- 147
- Digital root
- 9
- Palindrome
- No
- Bit width
- 11 bits
- Reversed
- 7,731
- Recamán's sequence
- a(8,374) = 1,377
- Square (n²)
- 1,896,129
- Cube (n³)
- 2,610,969,633
- Divisor count
- 10
- σ(n) — sum of divisors
- 2,178
- φ(n) — Euler's totient
- 864
- Sum of prime factors
- 29
Primality
Prime factorization: 3 4 × 17
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- one thousand three hundred seventy-seven
- Ordinal
- 1377th
- Roman numeral
- MCCCLXXVII
- Binary
- 10101100001
- Octal
- 2541
- Hexadecimal
- 0x561
- Base64
- BWE=
- One's complement
- 64,158 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ατοζʹ
- Mayan (base 20)
- 𝋣·𝋨·𝋱
- Chinese
- 一千三百七十七
- Chinese (financial)
- 壹仟參佰柒拾柒
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,377 = 7
- e — Euler's number (e)
- Digit 1,377 = 2
- φ — Golden ratio (φ)
- Digit 1,377 = 4
- √2 — Pythagoras's (√2)
- Digit 1,377 = 2
- ln 2 — Natural log of 2
- Digit 1,377 = 1
- γ — Euler-Mascheroni (γ)
- Digit 1,377 = 0
Also seen as
UTF-8 encoding: D5 A1 (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.97.
- Address
- 0.0.5.97
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.5.97
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 1377 first appears in π at position 6,461 of the decimal expansion (the 6,461ordinal-suffix:st 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.