Number

70,001

70,001 is a prime, odd.

70,001 (seventy thousand one) is an odd 5-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x11171.

Arithmetic Number Chen Prime Cousin Prime Cube-Free Deficient Number Emirp Odious Number Pernicious Number Prime Pythagorean Prime Squarefree Twin Prime

Interestingness

★ ★ ★ ★ ★

9 notable facts · grade A

69,989 69,990 69,991 69,992 69,993 69,994 69,995 69,996 69,997 69,998 69,999 70,000 70,001 70,002 70,003 70,004 70,005 70,006 70,007 70,008 70,009 70,010 70,011 70,012 70,013

less more

Properties

Parity: Odd
Digit count: 5
Digit sum: 8
Digit product: 0
Digital root: 8
Palindrome: No
Bit width: 17 bits
Reversed: 10,007
Square (n²): 4,900,140,001
Cube (n³): 343,014,700,210,001
Divisor count: 2
σ(n) — sum of divisors: 70,002
φ(n) — Euler's totient: 70,000

Primality

70,001 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)

1 · 70001

Aliquot sum (sum of proper divisors): 1

Factor pairs (a × b = 70,001)

1 × 70001

First multiples

70,001 · 140,002 (double) · 210,003 · 280,004 · 350,005 · 420,006 · 490,007 · 560,008 · 630,009 · 700,010

Sums & aliquot sequence

As a sum of two squares: 49² + 260²

As consecutive integers: 35,000 + 35,001

Continued fraction of √n

√70,001 = [264; (1, 1, 2, 1, 2, 1, 14, 2, 1, 1, 2, 1, 2, 2, 4, 5, 1, 1, 2, 3, 6, 3, 7, 1, …)]

Representations

In words: seventy thousand one
Ordinal: 70001st
Binary: 10001000101110001
Octal: 210561
Hexadecimal: 0x11171
Base64: ARFx
One's complement: 4,294,897,294 (32-bit)
Scientific notation: 7.0001 × 10⁴
As a duration: 70,001 s = 19 hours, 26 minutes, 41 seconds

In other bases

ternary (3) 10120000122

quaternary (4) 101011301

quinary (5) 4220001

senary (6) 1300025

septenary (7) 411041

nonary (9) 116018

undecimal (11) 48658

duodecimal (12) 34615

tridecimal (13) 25b29

tetradecimal (14) 1b721

pentadecimal (15) 15b1b

As an angle

70,001° = 194 × 360° + 161°

161° ≈ 2.81 rad

Compass bearing: SSE (south-southeast)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic: 𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓏺
Greek (Milesian): ͵οαʹ
Mayan (base 20): 𝋨·𝋯·𝋠·𝋡
Chinese: 七萬零一
Chinese (financial): 柒萬零壹

In other modern scripts

Eastern Arabic ٧٠٠٠١ Devanagari ७०००१ Bengali ৭০০০১ Tamil ௭௦௦௦௧ Thai ๗๐๐๐๑ Tibetan ༧༠༠༠༡ Khmer ៧០០០១ Lao ໗໐໐໐໑ Burmese ၇၀၀၀၁

Digit at this position in famous constants

π — Pi (π): Digit 70,001 = 5
e — Euler's number (e): Digit 70,001 = 0
φ — Golden ratio (φ): Digit 70,001 = 2
√2 — Pythagoras's (√2): Digit 70,001 = 2
ln 2 — Natural log of 2: Digit 70,001 = 2
γ — Euler-Mascheroni (γ): Digit 70,001 = 8

Also seen as

Prime neighborhood

Adjacent primes:

Previous prime: 69,997 (gap of 4)
Next prime: 70,003 (gap of 2)

Pair status: twin with 70003, cousin with 69997.

Unicode codepoint

𑅱

Mahajani Letter Ha

U+11171

Other letter (Lo)

UTF-8 encoding: F0 91 85 B1 (4 bytes).

Lookup U+11171 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#011171

RGB(1, 17, 113)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.17.113.

Address: 0.1.17.113
Class: reserved
IPv4-mapped IPv6: ::ffff:0.1.17.113

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

Position in π

The digit sequence 70001 first appears in π at position 138,696 of the decimal expansion (the 138,696ordinal-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 70001 on Pi Search ↗