Live analysis

61,201

61,201 is a composite number, odd.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).

61,201 (sixty-one thousand two hundred one) is an odd 5-digit number. It is a composite number with 6 divisors, and factors as 7² × 1,249. Written other ways, in hexadecimal, 0xEF11.

Arithmetic Number Cube-Free Deficient Number Odious Number Recamán's Sequence

Interestingness

★ ☆ ☆ ☆ ☆

3 notable facts · grade F

61,189 61,190 61,191 61,192 61,193 61,194 61,195 61,196 61,197 61,198 61,199 61,200 61,201 61,202 61,203 61,204 61,205 61,206 61,207 61,208 61,209 61,210 61,211 61,212 61,213

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Properties

Parity: Odd
Digit count: 5
Digit sum: 10
Digit product: 0
Digital root: 1
Palindrome: No
Bit width: 16 bits
Reversed: 10,216
Recamán's sequence: a(45,858) = 61,201
Square (n²): 3,745,562,401
Cube (n³): 229,232,164,503,601
Divisor count: 6
σ(n) — sum of divisors: 71,250
φ(n) — Euler's totient: 52,416
Sum of prime factors: 1,263

Primality

Prime factorization: 7 ² × 1249

Nearest primes: 61,169 (−32) · 61,211 (+10)

Divisors & multiples

All divisors (6)

1 · 7 · 49 · 1249 · 8743 · 61201

Aliquot sum (sum of proper divisors): 10,049

Factor pairs (a × b = 61,201)

1 × 61201

7 × 8743

49 × 1249

First multiples

61,201 · 122,402 (double) · 183,603 · 244,804 · 306,005 · 367,206 · 428,407 · 489,608 · 550,809 · 612,010

Sums & aliquot sequence

As a sum of two squares: 105² + 224²

As consecutive integers: 30,600 + 30,601 8,740 + 8,741 + … + 8,746 4,365 + 4,366 + … + 4,378 1,225 + 1,226 + … + 1,273

Aliquot sequence: 61,201 → 10,049 → 787 → 1 → 0 — terminates at zero

Continued fraction of √n

√61,201 = [247; (2, 1, 1, 2, 1, 5, 10, 7, 1, 1, 17, 1, 3, 1, 4, 3, 3, 3, 15, 1, 1, 1, 11, 1, …)]

Representations

In words: sixty-one thousand two hundred one
Ordinal: 61201st
Binary: 1110111100010001
Octal: 167421
Hexadecimal: 0xEF11
Base64: 7xE=
One's complement: 4,334 (16-bit)
Scientific notation: 6.1201 × 10⁴
As a duration: 61,201 s = 17 hours, 1 second

In other bases

ternary (3) 10002221201

quaternary (4) 32330101

quinary (5) 3424301

senary (6) 1151201

septenary (7) 343300

nonary (9) 102851

undecimal (11) 41a88

duodecimal (12) 2b501

tridecimal (13) 21b1a

tetradecimal (14) 18437

pentadecimal (15) 13201

As an angle

61,201° = 170 × 360° + 1°

1° ≈ 0.017 rad

Compass bearing: N (north)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 · 𒁹
Egyptian hieroglyphic: 𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓏺
Greek (Milesian): ͵ξασαʹ
Mayan (base 20): 𝋧·𝋭·𝋠·𝋡
Chinese: 六萬一千二百零一
Chinese (financial): 陸萬壹仟貳佰零壹

In other modern scripts

Eastern Arabic ٦١٢٠١ Devanagari ६१२०१ Bengali ৬১২০১ Tamil ௬௧௨௦௧ Thai ๖๑๒๐๑ Tibetan ༦༡༢༠༡ Khmer ៦១២០១ Lao ໖໑໒໐໑ Burmese ၆၁၂၀၁

Digit at this position in famous constants

π — Pi (π): Digit 61,201 = 0
e — Euler's number (e): Digit 61,201 = 2
φ — Golden ratio (φ): Digit 61,201 = 4
√2 — Pythagoras's (√2): Digit 61,201 = 2
ln 2 — Natural log of 2: Digit 61,201 = 3
γ — Euler-Mascheroni (γ): Digit 61,201 = 8

Also seen as

Hex color

#00EF11

RGB(0, 239, 17)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.239.17.

Address: 0.0.239.17
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.239.17

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

Position in π

The digit sequence 61201 first appears in π at position 151,925 of the decimal expansion (the 151,925ordinal-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 61201 on Pi Search ↗