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30110331043 = 132818242631
BaseRepresentation
bin11100000010101101…
…110011000010100011
32212201102220022010001
4130002231303002203
5443131221043133
621455452520431
72114106406462
oct340255630243
985642808101
1030110331043
1111851551411
125a03a80117
132abb1b5040
141658d689d9
15bb366e87d
hex702b730a3

30110331043 has 8 divisors (see below), whose sum is σ = 32541911136. Its totient is φ = 27695236800.

The previous prime is 30110331029. The next prime is 30110331071. The reversal of 30110331043 is 34013301103.

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 30110331043 - 233 = 21520396451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30110331043.

It is not an unprimeable number, because it can be changed into a prime (30110334043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4117663 + ... + 4124968.

It is an arithmetic number, because the mean of its divisors is an integer number (4067738892).

Almost surely, 230110331043 is an apocalyptic number.

30110331043 is a deficient number, since it is larger than the sum of its proper divisors (2431580093).

30110331043 is a wasteful number, since it uses less digits than its factorization.

30110331043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8242925.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 30110331043 its reverse (34013301103), we get a palindrome (64123632146).

The spelling of 30110331043 in words is "thirty billion, one hundred ten million, three hundred thirty-one thousand, forty-three".

Divisors: 1 13 281 3653 8242631 107154203 2316179311 30110331043