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30069344 = 256531439
BaseRepresentation
bin111001010110…
…1001001100000
32002120200101102
41302231021200
530144204334
62552253532
7513404504
oct162551140
962520342
1030069344
1115a785a8
12a0a12a8
1362ca716
143dca304
15298e67e
hex1cad260

30069344 has 24 divisors (see below), whose sum is σ = 59330880. Its totient is φ = 15001216.

The previous prime is 30069313. The next prime is 30069353. The reversal of 30069344 is 44396003.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 20177 + ... + 21615.

It is an arithmetic number, because the mean of its divisors is an integer number (2472120).

Almost surely, 230069344 is an apocalyptic number.

It is an amenable number.

30069344 is a deficient number, since it is larger than the sum of its proper divisors (29261536).

30069344 is a wasteful number, since it uses less digits than its factorization.

30069344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102 (or 2094 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 30069344 is about 5483.5521334259. The cubic root of 30069344 is about 310.9624751822.

The spelling of 30069344 in words is "thirty million, sixty-nine thousand, three hundred forty-four".

Divisors: 1 2 4 8 16 32 653 1306 1439 2612 2878 5224 5756 10448 11512 20896 23024 46048 939667 1879334 3758668 7517336 15034672 30069344