148,420
148,420 is a composite number, even.
148,420 (one hundred forty-eight thousand four hundred twenty) is an even 6-digit number. It is a composite number with 24 divisors, and factors as 2² × 5 × 41 × 181. Its proper divisors sum to 172,628, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x243C4.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 19
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 24,841
- Recamán's sequence
- a(211,576) = 148,420
- Square (n²)
- 22,028,496,400
- Cube (n³)
- 3,269,469,435,688,000
- Divisor count
- 24
- σ(n) — sum of divisors
- 321,048
- φ(n) — Euler's totient
- 57,600
- Sum of prime factors
- 231
Primality
Prime factorization: 2 2 × 5 × 41 × 181
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√148,420 = [385; (3, 1, 19, 154, 19, 1, 3, 770)]
Period length 8 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-eight thousand four hundred twenty
- Ordinal
- 148420th
- Binary
- 100100001111000100
- Octal
- 441704
- Hexadecimal
- 0x243C4
- Base64
- AkPE
- One's complement
- 4,294,818,875 (32-bit)
- Scientific notation
- 1.4842 × 10⁵
- As a duration
- 148,420 s = 1 day, 17 hours, 13 minutes, 40 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹 𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆
- Greek (Milesian)
- ͵ρμηυκʹ
- Mayan (base 20)
- 𝋲·𝋫·𝋡·𝋠
- Chinese
- 一十四萬八千四百二十
- Chinese (financial)
- 壹拾肆萬捌仟肆佰貳拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 148420, here are decompositions:
- 17 + 148403 = 148420
- 53 + 148367 = 148420
- 59 + 148361 = 148420
- 89 + 148331 = 148420
- 191 + 148229 = 148420
- 227 + 148193 = 148420
- 263 + 148157 = 148420
- 269 + 148151 = 148420
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A4 8F 84 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.67.196.
- Address
- 0.2.67.196
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.67.196
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 148,420 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 148420 first appears in π at position 364,829 of the decimal expansion (the 364,829ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.