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30110340431 = 293370127767
BaseRepresentation
bin11100000010101101…
…110101010101001111
32212201102220202222202
4130002231311111033
5443131221343211
621455453032115
72114106446033
oct340255652517
985642822882
1030110340431
1111851558476
125a03a8563b
132abb1b93b2
141658d6c1c3
15bb367253b
hex702b7554f

30110340431 has 8 divisors (see below), whose sum is σ = 30222357984. Its totient is φ = 29998386400.

The previous prime is 30110340401. The next prime is 30110340433. The reversal of 30110340431 is 13404301103.

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 30110340431 - 210 = 30110339407 is a prime.

It is a super-2 number, since 2×301103404312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30110340433) 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, 1070510 + ... + 1098276.

It is an arithmetic number, because the mean of its divisors is an integer number (3777794748).

Almost surely, 230110340431 is an apocalyptic number.

30110340431 is a deficient number, since it is larger than the sum of its proper divisors (112017553).

30110340431 is a wasteful number, since it uses less digits than its factorization.

30110340431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31761.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 30110340431 its reverse (13404301103), we get a palindrome (43514641534).

The spelling of 30110340431 in words is "thirty billion, one hundred ten million, three hundred forty thousand, four hundred thirty-one".

Divisors: 1 293 3701 27767 1084393 8135731 102765667 30110340431