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930000030 = 235191631579
BaseRepresentation
bin110111011011101…
…010110010011110
32101210221220012120
4313123222302132
53401040000110
6232141043410
732021604231
oct6733526236
92353856176
10930000030
11437a62873
1221b556566
1311a89b69b
148b729418
15569a5870
hex376eac9e

930000030 has 32 divisors (see below), whose sum is σ = 2349475200. Its totient is φ = 234947232.

The previous prime is 930000017. The next prime is 930000041. The reversal of 930000030 is 30000039.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 929999964 and 930000009.

It is a congruent number.

It is an unprimeable number.

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, 815220 + ... + 816359.

It is an arithmetic number, because the mean of its divisors is an integer number (73421100).

Almost surely, 2930000030 is an apocalyptic number.

930000030 is an abundant number, since it is smaller than the sum of its proper divisors (1419475170).

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

930000030 is a wasteful number, since it uses less digits than its factorization.

930000030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631608.

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 930000030 is about 30495.9018558232. The cubic root of 930000030 is about 976.1000181642.

Adding to 930000030 its reverse (30000039), we get a palindrome (960000069).

The spelling of 930000030 in words is "nine hundred thirty million, thirty", and thus it is an aban number.

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 1631579 3263158 4894737 8157895 9789474 16315790 24473685 31000001 48947370 62000002 93000003 155000005 186000006 310000010 465000015 930000030