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30123308303 = 113537757741
BaseRepresentation
bin11100000011011111…
…010011010100001111
32212202100022121120022
4130003133103110033
5443143031331203
621501035012355
72114324616164
oct340337232417
985670277508
1030123308303
1111858905420
125a0829a0bb
132ac0aa9aaa
14165a98606b
15bb4884a38
hex7037d350f

30123308303 has 8 divisors (see below), whose sum is σ = 32954888016. Its totient is φ = 27307244800.

The previous prime is 30123308297. The next prime is 30123308401. The reversal of 30123308303 is 30380332103.

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

It is a de Polignac number, because none of the positive numbers 2k-30123308303 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 (30123388303) 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 7 ways as a sum of consecutive naturals, for example, 3874988 + ... + 3882753.

It is an arithmetic number, because the mean of its divisors is an integer number (4119361002).

Almost surely, 230123308303 is an apocalyptic number.

30123308303 is a deficient number, since it is larger than the sum of its proper divisors (2831579713).

30123308303 is a wasteful number, since it uses less digits than its factorization.

30123308303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7758105.

The product of its (nonzero) digits is 3888, while the sum is 26.

The spelling of 30123308303 in words is "thirty billion, one hundred twenty-three million, three hundred eight thousand, three hundred three".

Divisors: 1 11 353 3883 7757741 85335151 2738482573 30123308303