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Number

1,497

1,497 is a composite number, odd, a calendar year.

Arithmetic Number Deficient Number Odious Number Pernicious Number Perrin Number Recamán's Sequence Semiprime Squarefree Year

Notable events — 1497 AD

  1. Jul 8 Vasco da Gama departs Lisbon on his voyage to India.

Events compiled from Wikipedia ↗ · Licensed CC BY-SA 4.0

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
Friday
January 1, 1497
Ended on
Friday
December 31, 1497
Friday the 13ths
1
One Friday the 13th this year.
Decade
1490s
1490–1499
Century
15th century
1401–1500
Millennium
2nd millennium
1001–2000
Years ago
529
529 years before 2026.

In other calendars

Hebrew
5257 / 5258 AM
Rosh Hashanah falls in September/October.
Islamic Hijri
902 / 903 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
2040 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Persian Solar Hijri
875 / 876 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
Ethiopian
1489 / 1490 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka)
1419 / 1418 Saka
Indian national calendar; year starts in March.

Properties

Parity
Odd
Digit count
4
Digit sum
21
Digit product
252
Digital root
3
Palindrome
No
Bit width
11 bits
Reversed
7,941
Recamán's sequence
a(1,566) = 1,497
Square (n²)
2,241,009
Cube (n³)
3,354,790,473
Divisor count
4
σ(n) — sum of divisors
2,000
φ(n) — Euler's totient
996
Sum of prime factors
502

Primality

Prime factorization: 3 × 499

Nearest primes: 1,493 (−4) · 1,499 (+2)

Divisors & multiples

All divisors (4)
1 · 3 · 499 · 1497
Aliquot sum (sum of proper divisors): 503
Factor pairs (a × b = 1,497)
1 × 1497
3 × 499
First multiples
1,497 · 2,994 (double) · 4,491 · 5,988 · 7,485 · 8,982 · 10,479 · 11,976 · 13,473 · 14,970

Sums & aliquot sequence

As consecutive integers: 748 + 749 498 + 499 + 500 247 + 248 + 249 + 250 + 251 + 252
Aliquot sequence: 1,497 503 1 0 — terminates at zero

Representations

In words
one thousand four hundred ninety-seven
Ordinal
1497th
Roman numeral
MCDXCVII
Binary
10111011001
Octal
2731
Hexadecimal
0x5D9
Base64
Bdk=
One's complement
64,038 (16-bit)
In other bases
ternary (3) 2001110
quaternary (4) 113121
quinary (5) 21442
senary (6) 10533
septenary (7) 4236
nonary (9) 2043
undecimal (11) 1141
duodecimal (12) a49
tridecimal (13) 8b2
tetradecimal (14) 78d
pentadecimal (15) 69c

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵αυϟζʹ
Mayan (base 20)
𝋣·𝋮·𝋱
Chinese
一千四百九十七
Chinese (financial)
壹仟肆佰玖拾柒
In other modern scripts
Eastern Arabic ١٤٩٧ Devanagari १४९७ Bengali ১৪৯৭ Tamil ௧௪௯௭ Thai ๑๔๙๗ Tibetan ༡༤༩༧ Khmer ១៤៩៧ Lao ໑໔໙໗ Burmese ၁၄၉၇

Digit at this position in famous constants

π — Pi (π)
Digit 1,497 = 0
e — Euler's number (e)
Digit 1,497 = 8
φ — Golden ratio (φ)
Digit 1,497 = 3
√2 — Pythagoras's (√2)
Digit 1,497 = 7
ln 2 — Natural log of 2
Digit 1,497 = 0
γ — Euler-Mascheroni (γ)
Digit 1,497 = 7

Also seen as

Unicode codepoint
י
Hebrew Letter Yod
U+05D9
Other letter (Lo)

UTF-8 encoding: D7 99 (2 bytes).

Hex color
#0005D9
RGB(0, 5, 217)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.217.

Address
0.0.5.217
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.5.217

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

Position in π

The digit sequence 1497 first appears in π at position 3,135 of the decimal expansion (the 3,135ordinal-suffix:th 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.