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BaseRepresentation
bin111001110101…
…1010101011000
32010001121210012
41303223111120
530230332211
63001541052
7515515220
oct163532530
963047705
1030324056
1116131a04
12a1a4788
136389639
144055080
1529ded8b
hex1ceb558

30324056 has 64 divisors (see below), whose sum is σ = 70217280. Its totient is φ = 11980800.

The previous prime is 30324023. The next prime is 30324067. The reversal of 30324056 is 65042303.

It is a super-2 number, since 2×303240562 = 1839096744582272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50156 + ... + 50756.

It is an arithmetic number, because the mean of its divisors is an integer number (1097145).

Almost surely, 230324056 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 30324056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35108640).

30324056 is an abundant number, since it is smaller than the sum of its proper divisors (39893224).

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

30324056 is a wasteful number, since it uses less digits than its factorization.

30324056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684 (or 680 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 30324056 is about 5506.7282482432. The cubic root of 30324056 is about 311.8380432726.

Adding to 30324056 its reverse (65042303), we get a palindrome (95366359).

The spelling of 30324056 in words is "thirty million, three hundred twenty-four thousand, fifty-six".