147,984
147,984 is a composite number, even.
147,984 (one hundred forty-seven thousand nine hundred eighty-four) is an even 6-digit number. It is a composite number with 20 divisors, and factors as 2⁴ × 3 × 3,083. Its proper divisors sum to 234,432, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x24210.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 33
- Digit product
- 8,064
- Digital root
- 6
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 489,741
- Recamán's sequence
- a(212,448) = 147,984
- Square (n²)
- 21,899,264,256
- Cube (n³)
- 3,240,740,721,659,904
- Divisor count
- 20
- σ(n) — sum of divisors
- 382,416
- φ(n) — Euler's totient
- 49,312
- Sum of prime factors
- 3,094
Primality
Prime factorization: 2 4 × 3 × 3083
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√147,984 = [384; (1, 2, 5, 6, 5, 1, 5, 1, 1, 1, 2, 5, 1, 1, 2, 2, 1, 1, 1, 1, 2, 1, 2, 1, …)]
Representations
- In words
- one hundred forty-seven thousand nine hundred eighty-four
- Ordinal
- 147984th
- Binary
- 100100001000010000
- Octal
- 441020
- Hexadecimal
- 0x24210
- Base64
- AkIQ
- One's complement
- 4,294,819,311 (32-bit)
- Scientific notation
- 1.47984 × 10⁵
- As a duration
- 147,984 s = 1 day, 17 hours, 6 minutes, 24 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹 𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμζϡπδʹ
- Mayan (base 20)
- 𝋲·𝋩·𝋳·𝋤
- Chinese
- 一十四萬七千九百八十四
- Chinese (financial)
- 壹拾肆萬柒仟玖佰捌拾肆
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 147984, here are decompositions:
- 7 + 147977 = 147984
- 47 + 147937 = 147984
- 103 + 147881 = 147984
- 131 + 147853 = 147984
- 157 + 147827 = 147984
- 173 + 147811 = 147984
- 191 + 147793 = 147984
- 197 + 147787 = 147984
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A4 88 90 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.66.16.
- Address
- 0.2.66.16
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.66.16
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 147,984 and was likely granted around 1873.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 147984 first appears in π at position 716,237 of the decimal expansion (the 716,237ordinal-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.
Related reading
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.