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30104829 = 3212912591
BaseRepresentation
bin111001011010…
…1110011111101
32002122111001200
41302311303331
530201323304
62553130113
7513613116
oct162656375
962574050
1030104829
1115aa2227
12a0b9939
136310911
143dd920d
152999e39
hex1cb5cfd

30104829 has 12 divisors (see below), whose sum is σ = 43535232. Its totient is φ = 20046600.

The previous prime is 30104827. The next prime is 30104843. The reversal of 30104829 is 92840103.

It is not a de Polignac number, because 30104829 - 21 = 30104827 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30104827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10324 + ... + 12914.

It is an arithmetic number, because the mean of its divisors is an integer number (3627936).

Almost surely, 230104829 is an apocalyptic number.

It is an amenable number.

30104829 is a deficient number, since it is larger than the sum of its proper divisors (13430403).

30104829 is a wasteful number, since it uses less digits than its factorization.

30104829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3888 (or 3885 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 30104829 is about 5486.7867645827. The cubic root of 30104829 is about 311.0847499442.

The spelling of 30104829 in words is "thirty million, one hundred four thousand, eight hundred twenty-nine".

Divisors: 1 3 9 1291 2591 3873 7773 11619 23319 3344981 10034943 30104829