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30073754173 = 195926827613
BaseRepresentation
bin11100000000100010…
…010001001000111101
32212121220002000002011
4130000202101020331
5443042340113143
621452104531221
72113153456411
oct340042211075
985556060064
1030073754173
11118329396a1
1259b3780b11
132ab3749618
141654166d41
15bb0346e9d
hex70089123d

30073754173 has 8 divisors (see below), whose sum is σ = 32193136800. Its totient is φ = 28008026928.

The previous prime is 30073754153. The next prime is 30073754189. The reversal of 30073754173 is 37145737003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30073754173 - 25 = 30073754141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30073754153) 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, 13412686 + ... + 13414927.

It is an arithmetic number, because the mean of its divisors is an integer number (4024142100).

Almost surely, 230073754173 is an apocalyptic number.

It is an amenable number.

30073754173 is a deficient number, since it is larger than the sum of its proper divisors (2119382627).

30073754173 is a wasteful number, since it uses less digits than its factorization.

30073754173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26827691.

The product of its (nonzero) digits is 185220, while the sum is 40.

The spelling of 30073754173 in words is "thirty billion, seventy-three million, seven hundred fifty-four thousand, one hundred seventy-three".

Divisors: 1 19 59 1121 26827613 509724647 1582829167 30073754173