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30214080 = 2633513269
BaseRepresentation
bin111001101000…
…0011111000000
32002212000221000
41303100133000
530213322310
62555332000
7514546461
oct163203700
962760830
1030214080
1116067316
12a151000
13634b570
144026d68
1529bc4c0
hex1cd07c0

30214080 has 224 divisors, whose sum is σ = 115214400. Its totient is φ = 7409664.

The previous prime is 30214033. The next prime is 30214127. The reversal of 30214080 is 8041203.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30214033) and next prime (30214127).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112186 + ... + 112454.

It is an arithmetic number, because the mean of its divisors is an integer number (514350).

Almost surely, 230214080 is an apocalyptic number.

30214080 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 30214080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57607200).

30214080 is an abundant number, since it is smaller than the sum of its proper divisors (85000320).

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

30214080 is a wasteful number, since it uses less digits than its factorization.

30214080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 30214080 is about 5496.7335754974. The cubic root of 30214080 is about 311.4606064817.

Adding to 30214080 its reverse (8041203), we get a palindrome (38255283).

The spelling of 30214080 in words is "thirty million, two hundred fourteen thousand, eighty".