146,840
146,840 is a composite number, even.
146,840 (one hundred forty-six thousand eight hundred forty) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2³ × 5 × 3,671. Its proper divisors sum to 183,640, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x23D98.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 23
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 48,641
- Recamán's sequence
- a(214,736) = 146,840
- Square (n²)
- 21,561,985,600
- Cube (n³)
- 3,166,161,965,504,000
- Divisor count
- 16
- σ(n) — sum of divisors
- 330,480
- φ(n) — Euler's totient
- 58,720
- Sum of prime factors
- 3,682
Primality
Prime factorization: 2 3 × 5 × 3671
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√146,840 = [383; (5, 13, 2, 16, 1, 14, 1, 2, 3, 4, 2, 5, 1, 7, 1, 3, 3, 1, 1, 2, 6, 4, 1, 1, …)]
Representations
- In words
- one hundred forty-six thousand eight hundred forty
- Ordinal
- 146840th
- Binary
- 100011110110011000
- Octal
- 436630
- Hexadecimal
- 0x23D98
- Base64
- Aj2Y
- One's complement
- 4,294,820,455 (32-bit)
- Scientific notation
- 1.4684 × 10⁵
- As a duration
- 146,840 s = 1 day, 16 hours, 47 minutes, 20 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρμϛωμʹ
- Mayan (base 20)
- 𝋲·𝋧·𝋢·𝋠
- Chinese
- 一十四萬六千八百四十
- Chinese (financial)
- 壹拾肆萬陸仟捌佰肆拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 146840, here are decompositions:
- 3 + 146837 = 146840
- 7 + 146833 = 146840
- 73 + 146767 = 146840
- 97 + 146743 = 146840
- 139 + 146701 = 146840
- 157 + 146683 = 146840
- 163 + 146677 = 146840
- 193 + 146647 = 146840
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A3 B6 98 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.61.152.
- Address
- 0.2.61.152
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.61.152
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 146,840 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 146840 first appears in π at position 410,593 of the decimal expansion (the 410,593ordinal-suffix:rd 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.