148,400
148,400 is a composite number, even.
148,400 (one hundred forty-eight thousand four hundred) is an even 6-digit number. It is a composite number with 60 divisors, and factors as 2⁴ × 5² × 7 × 53. Its proper divisors sum to 266,752, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x243B0.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 0
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 4,841
- Recamán's sequence
- a(211,616) = 148,400
- Square (n²)
- 22,022,560,000
- Cube (n³)
- 3,268,147,904,000,000
- Divisor count
- 60
- σ(n) — sum of divisors
- 415,152
- φ(n) — Euler's totient
- 49,920
- Sum of prime factors
- 78
Primality
Prime factorization: 2 4 × 5 2 × 7 × 53
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√148,400 = [385; (4, 2, 2, 30, 2, 2, 4, 770)]
Period length 8 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-eight thousand four hundred
- Ordinal
- 148400th
- Binary
- 100100001110110000
- Octal
- 441660
- Hexadecimal
- 0x243B0
- Base64
- AkOw
- One's complement
- 4,294,818,895 (32-bit)
- Scientific notation
- 1.484 × 10⁵
- As a duration
- 148,400 s = 1 day, 17 hours, 13 minutes, 20 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹 𒌋𒁹𒁹𒁹 𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢
- Greek (Milesian)
- ͵ρμηυʹ
- Mayan (base 20)
- 𝋲·𝋫·𝋠·𝋠
- Chinese
- 一十四萬八千四百
- Chinese (financial)
- 壹拾肆萬捌仟肆佰
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 148400, here are decompositions:
- 13 + 148387 = 148400
- 19 + 148381 = 148400
- 61 + 148339 = 148400
- 97 + 148303 = 148400
- 151 + 148249 = 148400
- 157 + 148243 = 148400
- 193 + 148207 = 148400
- 199 + 148201 = 148400
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A4 8E B0 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.67.176.
- Address
- 0.2.67.176
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.67.176
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 148,400 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 148400 first appears in π at position 562,709 of the decimal expansion (the 562,709ordinal-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.