Number 81990

Representations of 81990
Greek numeral
ηMα͵αϡϟ
Arabic numeral
٨١٩٩٠
Roman numeral
LXXXMCMXC
Maya numeral
▃▃▃▃▃
▃▃▃▃▃
●●●●
●●●●
▃▃▃▃▃
▃▃▃▃▃
▃▃▃▃▃
▃▃▃▃▃
▃▃▃▃▃
Chinese numeral
八万一千九百九十
Hebrew numeral
פא׳ תתקצ
81990 in different numeral systems
Binary
10100000001000110
Base-3
11011110200
Base-4
110001012
Base-5
10110430
Base-6
1431330
Base-7
461016
Base-8
240106
Duodecimal
3b546
Hex
14046
Vigesimal
a4ja
Base-24
5m86
Base-36
1r9i
Negabinary
10100000001011010
Factorization
Prime factors
2, 3, 5, 911
Divisors
1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 911, 1822, 2733, 4555, 5466, 8199, 9110, 13665, 16398, 27330, 40995, 81990
Sum of divisors other than 81990
131418
Product of prime factors
81990 = 2 x 3 x 3 x 5 x 911
Characteristics
Even Composite Abundant
Related primes
Prime number before 81990
81973
Prime number after 81990
82003