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83082384 = 243271159127
BaseRepresentation
bin1001111001110…
…11110010010000
312210100000121100
410330323302100
5132232114014
612124424400
72026121460
oct474736220
9183300540
1083082384
1142997030
12239a8100
131429c398
14b069ba0
157462009
hex4f3bc90

83082384 has 240 divisors, whose sum is σ = 297123840. Its totient is φ = 21047040.

The previous prime is 83082347. The next prime is 83082401. The reversal of 83082384 is 48328038.

It is a happy number.

It is a super-2 number, since 2×830823842 = 13805365062246912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 654129 + ... + 654255.

It is an arithmetic number, because the mean of its divisors is an integer number (1238016).

Almost surely, 283082384 is an apocalyptic number.

83082384 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83082384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148561920).

83082384 is an abundant number, since it is smaller than the sum of its proper divisors (214041456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83082384 is a wasteful number, since it uses less digits than its factorization.

83082384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 83082384 is about 9114.9538671350. The cubic root of 83082384 is about 436.3513426461.

The spelling of 83082384 in words is "eighty-three million, eighty-two thousand, three hundred eighty-four".