140,220
140,220 is a composite number, even.
140,220 (one hundred forty thousand two hundred twenty) is an even 6-digit number. It is a composite number with 72 divisors, and factors as 2² × 3² × 5 × 19 × 41. Its proper divisors sum to 318,420, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x223BC.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 9
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 22,041
- Recamán's sequence
- a(488,387) = 140,220
- Square (n²)
- 19,661,648,400
- Cube (n³)
- 2,756,956,338,648,000
- Divisor count
- 72
- σ(n) — sum of divisors
- 458,640
- φ(n) — Euler's totient
- 34,560
- Sum of prime factors
- 75
Primality
Prime factorization: 2 2 × 3 2 × 5 × 19 × 41
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√140,220 = [374; (2, 5, 1, 2, 4, 2, 12, 4, 12, 2, 4, 2, 1, 5, 2, 748)]
Period length 16 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty thousand two hundred twenty
- Ordinal
- 140220th
- Binary
- 100010001110111100
- Octal
- 421674
- Hexadecimal
- 0x223BC
- Base64
- AiO8
- One's complement
- 4,294,827,075 (32-bit)
- Scientific notation
- 1.4022 × 10⁵
- As a duration
- 140,220 s = 1 day, 14 hours, 57 minutes
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 ·
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓍢𓍢𓎆𓎆
- Greek (Milesian)
- ͵ρμσκʹ
- Mayan (base 20)
- 𝋱·𝋪·𝋫·𝋠
- Chinese
- 一十四萬零二百二十
- Chinese (financial)
- 壹拾肆萬零貳佰貳拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 140220, here are decompositions:
- 13 + 140207 = 140220
- 23 + 140197 = 140220
- 29 + 140191 = 140220
- 43 + 140177 = 140220
- 53 + 140167 = 140220
- 61 + 140159 = 140220
- 97 + 140123 = 140220
- 109 + 140111 = 140220
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 8E BC (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.35.188.
- Address
- 0.2.35.188
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.35.188
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 140,220 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 140220 first appears in π at position 77,365 of the decimal expansion (the 77,365ordinal-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°.