Number

601

601 is a prime, odd, a calendar year.

Arithmetic Number Deficient Number Flippable Odious Number Pernicious Number Prime Pythagorean Prime Recamán's Sequence Sexy Prime Squarefree Twin Prime Year

Historical context — 601 AD

Calendar year

Year 601 (DCI) was a common year starting on Sunday of the Julian calendar.

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Historical context — 601 BC

Calendar year

The year 601 BC was a year of the pre-Julian Roman 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, 601
Ended on: Thursday
December 31, 601
Friday the 13ths: 3
3 Friday the 13ths this year.
Decade: 600s
600–609
Century: 7th century
601–700
Millennium: 1st millennium
1–1000
Years ago: 1,425
1425 years before 2026.

In other calendars

Hebrew: 4361 / 4362 AM
Rosh Hashanah falls in September/October.
Chinese: Year of the zodiac:Metal zodiac:Rooster
Sexagenary cycle position 58 of 60. Lunar new year falls in late January / mid-February.
Buddhist Era: 1144 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Ethiopian: 593 / 594 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka): 523 / 522 Saka
Indian national calendar; year starts in March.

Properties

Parity: Odd
Digit count: 3
Digit sum: 7
Digit product: 0
Digital root: 7
Palindrome: No
Bit width: 10 bits
Reversed: 106
Flips to (rotate 180°): 109
Recamán's sequence: a(1,057) = 601
Square (n²): 361,201
Cube (n³): 217,081,801
Divisor count: 2
σ(n) — sum of divisors: 602
φ(n) — Euler's totient: 600

Primality

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

Divisors & multiples

All divisors (2)

1 · 601

Aliquot sum (sum of proper divisors): 1

Factor pairs (a × b = 601)

1 × 601

First multiples

601 · 1,202 (double) · 1,803 · 2,404 · 3,005 · 3,606 · 4,207 · 4,808 · 5,409 · 6,010

Sums & aliquot sequence

As a sum of two squares: 5² + 24²

As consecutive integers: 300 + 301

Representations

In words: six hundred one
Ordinal: 601st
Roman numeral: DCI
Binary: 1001011001
Octal: 1131
Hexadecimal: 0x259
Base64: Alk=
One's complement: 64,934 (16-bit)

In other bases

ternary (3) 211021

quaternary (4) 21121

quinary (5) 4401

senary (6) 2441

septenary (7) 1516

nonary (9) 737

undecimal (11) 4a7

duodecimal (12) 421

tridecimal (13) 373

tetradecimal (14) 30d

pentadecimal (15) 2a1

Historical numeral systems

Babylonian (base 60): 𒌋 𒁹
Egyptian hieroglyphic: 𓍢𓍢𓍢𓍢𓍢𓍢𓏺
Greek (Milesian): χαʹ
Mayan (base 20): 𝋡·𝋪·𝋡
Chinese: 六百零一
Chinese (financial): 陸佰零壹

In other modern scripts

Eastern Arabic ٦٠١ Devanagari ६०१ Bengali ৬০১ Tamil ௬௦௧ Thai ๖๐๑ Tibetan ༦༠༡ Khmer ៦០១ Lao ໖໐໑ Burmese ၆၀၁

Digit at this position in famous constants

π — Pi (π): Digit 601 = 2
e — Euler's number (e): Digit 601 = 7
φ — Golden ratio (φ): Digit 601 = 4
√2 — Pythagoras's (√2): Digit 601 = 2
ln 2 — Natural log of 2: Digit 601 = 8
γ — Euler-Mascheroni (γ): Digit 601 = 0

Also seen as

Prime neighborhood

Adjacent primes:

Previous prime: 599 (gap of 2)
Next prime: 607 (gap of 6)

Pair status: twin with 599, sexy with 607.

Unicode codepoint

Latin Small Letter Schwa

U+0259

Lowercase letter (Ll)

UTF-8 encoding: C9 99 (2 bytes).

Lookup U+0259 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#000259

RGB(0, 2, 89)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.2.89.

Address: 0.0.2.89
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.2.89

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

NANP area code 601

The number 601 is an active NANP area code (North American Numbering Plan).

Primary area: Jackson
Region: Mississippi
Country: United States

Most NANP area codes have multiple overlays in dense regions; the primary area listed is the historic/largest population center for this code.

Look up area code 601 ↗