147,200
147,200 is a composite number, even.
147,200 (one hundred forty-seven thousand two hundred) is an even 6-digit number. It is a composite number with 54 divisors, and factors as 2⁸ × 5² × 23. Its proper divisors sum to 232,984, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x23F00.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 14
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 2,741
- Recamán's sequence
- a(214,016) = 147,200
- Square (n²)
- 21,667,840,000
- Cube (n³)
- 3,189,506,048,000,000
- Divisor count
- 54
- σ(n) — sum of divisors
- 380,184
- φ(n) — Euler's totient
- 56,320
- Sum of prime factors
- 49
Primality
Prime factorization: 2 8 × 5 2 × 23
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√147,200 = [383; (1, 1, 1, 766)]
Period length 4 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-seven thousand two hundred
- Ordinal
- 147200th
- Binary
- 100011111100000000
- Octal
- 437400
- Hexadecimal
- 0x23F00
- Base64
- Aj8A
- One's complement
- 4,294,820,095 (32-bit)
- Scientific notation
- 1.472 × 10⁵
- As a duration
- 147,200 s = 1 day, 16 hours, 53 minutes, 20 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢
- Greek (Milesian)
- ͵ρμζσʹ
- Mayan (base 20)
- 𝋲·𝋨·𝋠·𝋠
- Chinese
- 一十四萬七千二百
- Chinese (financial)
- 壹拾肆萬柒仟貳佰
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 147200, here are decompositions:
- 3 + 147197 = 147200
- 37 + 147163 = 147200
- 61 + 147139 = 147200
- 103 + 147097 = 147200
- 127 + 147073 = 147200
- 211 + 146989 = 147200
- 223 + 146977 = 147200
- 283 + 146917 = 147200
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A3 BC 80 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.63.0.
- Address
- 0.2.63.0
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.63.0
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 147,200 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 147200 first appears in π at position 221,376 of the decimal expansion (the 221,376ordinal-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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.