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230824512 = 2633312139
BaseRepresentation
bin11011100001000…
…01101001000000
3121002100002201000
431300201221000
5433042341022
634523212000
75501655522
oct1560415100
9532302630
10230824512
11109326966
1265377000
1338a8a669
1422927a12
15153e76ac
hexdc21a40

230824512 has 168 divisors, whose sum is σ = 706221600. Its totient is φ = 73923840.

The previous prime is 230824499. The next prime is 230824513. The reversal of 230824512 is 215428032.

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

It is not an unprimeable number, because it can be changed into a prime (230824513) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1660539 + ... + 1660677.

It is an arithmetic number, because the mean of its divisors is an integer number (4203700).

Almost surely, 2230824512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230824512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (353110800).

230824512 is an abundant number, since it is smaller than the sum of its proper divisors (475397088).

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

230824512 is a wasteful number, since it uses less digits than its factorization.

230824512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 230824512 is about 15192.9099253566. The cubic root of 230824512 is about 613.4238282771.

The spelling of 230824512 in words is "two hundred thirty million, eight hundred twenty-four thousand, five hundred twelve".