Number

88,001

88,001 is a prime, odd.

88,001 (eighty-eight thousand one) is an odd 5-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x157C1.

Arithmetic Number Chen Prime Cube-Free Deficient Number Flippable Happy Number Odious Number Prime Pythagorean Prime Recamán's Sequence Sexy Prime Squarefree Twin Prime

Interestingness

★ ★ ★ ★ ★

11 notable facts · grade A

87,989 87,990 87,991 87,992 87,993 87,994 87,995 87,996 87,997 87,998 87,999 88,000 88,001 88,002 88,003 88,004 88,005 88,006 88,007 88,008 88,009 88,010 88,011 88,012 88,013

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Properties

Parity: Odd
Digit count: 5
Digit sum: 17
Digit product: 0
Digital root: 8
Palindrome: No
Bit width: 17 bits
Reversed: 10,088
Flips to (rotate 180°): 10,088
Recamán's sequence: a(264,842) = 88,001
Square (n²): 7,744,176,001
Cube (n³): 681,495,232,264,001
Divisor count: 2
σ(n) — sum of divisors: 88,002
φ(n) — Euler's totient: 88,000

Primality

88,001 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)

1 · 88001

Aliquot sum (sum of proper divisors): 1

Factor pairs (a × b = 88,001)

1 × 88001

First multiples

88,001 · 176,002 (double) · 264,003 · 352,004 · 440,005 · 528,006 · 616,007 · 704,008 · 792,009 · 880,010

Sums & aliquot sequence

As a sum of two squares: 199² + 220²

As consecutive integers: 44,000 + 44,001

Continued fraction of √n

√88,001 = [296; (1, 1, 1, 5, 1, 5, 1, 4, 2, 3, 1, 10, 84, 1, 1, 1, 44, 1, 36, 9, 1, 2, 3, 11, …)]

Representations

In words: eighty-eight thousand one
Ordinal: 88001st
Binary: 10101011111000001
Octal: 253701
Hexadecimal: 0x157C1
Base64: AVfB
One's complement: 4,294,879,294 (32-bit)
Scientific notation: 8.8001 × 10⁴
As a duration: 88,001 s = 1 day, 26 minutes, 41 seconds

In other bases

ternary (3) 11110201022

quaternary (4) 111133001

quinary (5) 10304001

senary (6) 1515225

septenary (7) 514364

nonary (9) 143638

undecimal (11) 60131

duodecimal (12) 42b15

tridecimal (13) 31094

tetradecimal (14) 240db

pentadecimal (15) 1b11b

As an angle

88,001° = 244 × 360° + 161°

161° ≈ 2.81 rad

Compass bearing: SSE (south-southeast)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic: 𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓏺
Greek (Milesian): ͵πηαʹ
Mayan (base 20): 𝋫·𝋠·𝋠·𝋡
Chinese: 八萬八千零一
Chinese (financial): 捌萬捌仟零壹

In other modern scripts

Eastern Arabic ٨٨٠٠١ Devanagari ८८००१ Bengali ৮৮০০১ Tamil ௮௮௦௦௧ Thai ๘๘๐๐๑ Tibetan ༨༨༠༠༡ Khmer ៨៨០០១ Lao ໘໘໐໐໑ Burmese ၈၈၀၀၁

Digit at this position in famous constants

π — Pi (π): Digit 88,001 = 3
e — Euler's number (e): Digit 88,001 = 4
φ — Golden ratio (φ): Digit 88,001 = 0
√2 — Pythagoras's (√2): Digit 88,001 = 0
ln 2 — Natural log of 2: Digit 88,001 = 0
γ — Euler-Mascheroni (γ): Digit 88,001 = 3

Also seen as

Prime neighborhood

Adjacent primes:

Previous prime: 87,991 (gap of 10)
Next prime: 88,003 (gap of 2)

Pair status: twin with 88003.

Hex color

#0157C1

RGB(1, 87, 193)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.87.193.

Address: 0.1.87.193
Class: reserved
IPv4-mapped IPv6: ::ffff:0.1.87.193

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

Position in π

The digit sequence 88001 first appears in π at position 25,314 of the decimal expansion (the 25,314ordinal-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.

Look up 88001 on Pi Search ↗