Number 1990

Interestingness: 5

Visual representations

Binary image (n×n bits)
25199
Prime factorization

Representations of 1990

Greek numeral
͵αϡϟ
Sanskrit numeral
१९९०
Arabic numeral
١٩٩٠
Roman numeral
MCMXC
Maya numeral
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Chinese numeral
一千九百九十
Hebrew numeral
א׳ תתקצ
Egyptian numeral
𓆼
𓈖𓈖𓈖𓈖𓈖𓈖𓈖𓈖𓈖
𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
Morse code
.--------.----.-----

1990 in different numeral systems

Binary
11111000110
Base-3
2201201
Base-4
133012
Base-5
30430
Base-6
13114
Base-7
5542
Base-8
3706
Duodecimal
119a
Hex
7c6
Vigesimal
4ja
Base-24
3am
Base-36
1ja
Negabinary
1100011011010

Factorization

Prime factors: 2, 5, 199
Divisors: 1, 2, 5, 10, 199, 398, 995, 1990
Sum of divisors other than 1990: 1610
Product of prime factors: 1990 = 2 × 5 × 199

Number-theory characteristics (4)

Odious number Even Composite Deficient

Base-10 digit properties (1)

These depend on the decimal representation of the number.

Duck number

Related primes

Number 1990 prime
Prime number before 1990
Prime number after 1990