699
699 is a composite number, odd, a calendar year.
Historical context — 699 AD
Calendar year
Year 699 (DCXCIX) was a common year starting on Wednesday of the Julian calendar.
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Historical context — 699 BC
Decade
This article concerns the period 699 BC – 690 BC.
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
- 52
- Started on
-
Sunday
January 1, 699
- Ended on
-
Sunday
December 31, 699
- Friday the 13ths
-
2
2 Friday the 13ths this year.
- Decade
-
690s
690–699
- Century
-
7th century
601–700
- Millennium
-
1st millennium
1–1000
- Years ago
-
1,327
1327 years before 2026.
In other calendars
- Hebrew
-
4459 / 4460 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
79 / 80 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Earth zodiac:Pig
Sexagenary cycle position 36 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
1242 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
77 / 78 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
691 / 692 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
621 / 620 Saka
Indian national calendar; year starts in March.
Properties
- Parity
- Odd
- Digit count
- 3
- Digit sum
- 24
- Digit product
- 486
- Digital root
- 6
- Palindrome
- No
- Bit width
- 10 bits
- Reversed
- 996
- Flips to (rotate 180°)
- 669
- Recamán's sequence
- a(2,226) = 699
- Square (n²)
- 488,601
- Cube (n³)
- 341,532,099
- Divisor count
- 4
- σ(n) — sum of divisors
- 936
- φ(n) — Euler's totient
- 464
- Sum of prime factors
- 236
Primality
Prime factorization: 3 × 233
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- six hundred ninety-nine
- Ordinal
- 699th
- Roman numeral
- DCXCIX
- Binary
- 1010111011
- Octal
- 1273
- Hexadecimal
- 0x2BB
- Base64
- Ars=
- One's complement
- 64,836 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- χϟθʹ
- Mayan (base 20)
- 𝋡·𝋮·𝋳
- Chinese
- 六百九十九
- Chinese (financial)
- 陸佰玖拾玖
Digit at this position in famous constants
- π — Pi (π)
- Digit 699 = 2
- e — Euler's number (e)
- Digit 699 = 5
- φ — Golden ratio (φ)
- Digit 699 = 1
- √2 — Pythagoras's (√2)
- Digit 699 = 3
- ln 2 — Natural log of 2
- Digit 699 = 8
- γ — Euler-Mascheroni (γ)
- Digit 699 = 7
Also seen as
UTF-8 encoding: CA BB (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.2.187.
- Address
- 0.0.2.187
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.2.187
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.
Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.