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30882016 = 2511591487
BaseRepresentation
bin111010111001…
…1100011100000
32011002222011101
41311303203200
530401211031
63021524144
7523331014
oct165634340
964088141
1030882016
1116483130
12a413654
1365235a9
14415c544
152aa0361
hex1d738e0

30882016 has 48 divisors (see below), whose sum is σ = 67495680. Its totient is φ = 13790080.

The previous prime is 30882001. The next prime is 30882017. The reversal of 30882016 is 61028803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30882017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20025 + ... + 21511.

It is an arithmetic number, because the mean of its divisors is an integer number (1406160).

Almost surely, 230882016 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 30882016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33747840).

30882016 is an abundant number, since it is smaller than the sum of its proper divisors (36613664).

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

30882016 is a wasteful number, since it uses less digits than its factorization.

30882016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567 (or 1559 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 30882016 is about 5557.1589863886. The cubic root of 30882016 is about 313.7390288381.

The spelling of 30882016 in words is "thirty million, eight hundred eighty-two thousand, sixteen".

Divisors: 1 2 4 8 11 16 22 32 44 59 88 118 176 236 352 472 649 944 1298 1487 1888 2596 2974 5192 5948 10384 11896 16357 20768 23792 32714 47584 65428 87733 130856 175466 261712 350932 523424 701864 965063 1403728 1930126 2807456 3860252 7720504 15441008 30882016