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30244827 = 3194611151
BaseRepresentation
bin111001101011…
…1111111011011
32002220121002210
41303113333123
530220313302
63000130203
7515035224
oct163277733
962817083
1030244827
1116088428
12a166963
13635c562
14403424b
1529c666c
hex1cd7fdb

30244827 has 16 divisors (see below), whose sum is σ = 42577920. Its totient is φ = 19044000.

The previous prime is 30244811. The next prime is 30244831. The reversal of 30244827 is 72844203.

It is not a de Polignac number, because 30244827 - 24 = 30244811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30244794 and 30244803.

It is not an unprimeable number, because it can be changed into a prime (30244897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25702 + ... + 26852.

It is an arithmetic number, because the mean of its divisors is an integer number (2661120).

Almost surely, 230244827 is an apocalyptic number.

30244827 is a deficient number, since it is larger than the sum of its proper divisors (12333093).

30244827 is a wasteful number, since it uses less digits than its factorization.

30244827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634.

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 30244827 is about 5499.5297071659. The cubic root of 30244827 is about 311.5662220605.

The spelling of 30244827 in words is "thirty million, two hundred forty-four thousand, eight hundred twenty-seven".

Divisors: 1 3 19 57 461 1151 1383 3453 8759 21869 26277 65607 530611 1591833 10081609 30244827