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30530682000 = 24345371319109
BaseRepresentation
bin11100011011110001…
…010011110010010000
32220210201212100020000
4130123301103302100
51000011323311000
622005310250000
72130402341460
oct343361236220
986721770200
1030530682000
1111a478572a5
125b007b6900
132b57300710
141698b09ba0
15bda503000
hex71bc53c90

30530682000 has 1600 divisors, whose sum is σ = 144182438400. Its totient is φ = 6046617600.

The previous prime is 30530681989. The next prime is 30530682029. The reversal of 30530682000 is 28603503.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 280097946 + ... + 280098054.

It is an arithmetic number, because the mean of its divisors is an integer number (90114024).

Almost surely, 230530682000 is an apocalyptic number.

30530682000 is a gapful number since it is divisible by the number (30) 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 30530682000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72091219200).

30530682000 is an abundant number, since it is smaller than the sum of its proper divisors (113651756400).

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

30530682000 is a wasteful number, since it uses less digits than its factorization.

30530682000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 30530682000 in words is "thirty billion, five hundred thirty million, six hundred eighty-two thousand".