number.wiki
Number

49,121

49,121 is a prime, odd.

Arithmetic Number Chen Prime Cousin Prime Deficient Number Happy Number Odious Number Pernicious Number Prime Pythagorean Prime Self Number Squarefree Twin Prime

Properties

Parity
Odd
Digit count
5
Digit sum
17
Digit product
72
Digital root
8
Palindrome
No
Bit width
16 bits
Reversed
12,194
Square (n²)
2,412,872,641
Cube (n³)
118,522,716,998,561
Divisor count
2
σ(n) — sum of divisors
49,122
φ(n) — Euler's totient
49,120

Primality

49,121 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 49121
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 49,121)
1 × 49121
First multiples
49,121 · 98,242 (double) · 147,363 · 196,484 · 245,605 · 294,726 · 343,847 · 392,968 · 442,089 · 491,210

Sums & aliquot sequence

As a sum of two squares: 136² + 175²
As consecutive integers: 24,560 + 24,561

Representations

In words
forty-nine thousand one hundred twenty-one
Ordinal
49121st
Binary
1011111111100001
Octal
137741
Hexadecimal
0xBFE1
Base64
v+E=
One's complement
16,414 (16-bit)
In other bases
ternary (3) 2111101022
quaternary (4) 23333201
quinary (5) 3032441
senary (6) 1015225
septenary (7) 263132
nonary (9) 74338
undecimal (11) 339a6
duodecimal (12) 24515
tridecimal (13) 19487
tetradecimal (14) 13c89
pentadecimal (15) e84b

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓏺
Greek (Milesian)
͵μθρκαʹ
Mayan (base 20)
𝋦·𝋢·𝋰·𝋡
Chinese
四萬九千一百二十一
Chinese (financial)
肆萬玖仟壹佰貳拾壹
In other modern scripts
Eastern Arabic ٤٩١٢١ Devanagari ४९१२१ Bengali ৪৯১২১ Tamil ௪௯௧௨௧ Thai ๔๙๑๒๑ Tibetan ༤༩༡༢༡ Khmer ៤៩១២១ Lao ໔໙໑໒໑ Burmese ၄၉၁၂၁

Digit at this position in famous constants

π — Pi (π)
Digit 49,121 = 8
e — Euler's number (e)
Digit 49,121 = 3
φ — Golden ratio (φ)
Digit 49,121 = 8
√2 — Pythagoras's (√2)
Digit 49,121 = 0
ln 2 — Natural log of 2
Digit 49,121 = 5
γ — Euler-Mascheroni (γ)
Digit 49,121 = 0

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 49,117 (gap of 4)
  • Next prime: 49,123 (gap of 2)

Pair status: twin with 49123, cousin with 49117.

Unicode codepoint
Hangul Syllable Bbung
U+BFE1
Other letter (Lo)

UTF-8 encoding: EB BF A1 (3 bytes).

Hex color
#00BFE1
RGB(0, 191, 225)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.191.225.

Address
0.0.191.225
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.191.225

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

Position in π

The digit sequence 49121 first appears in π at position 48,404 of the decimal expansion (the 48,404ordinal-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.