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30120414041 = 39877755333
BaseRepresentation
bin11100000011010100…
…010000101101011001
32212202010212120101102
4130003110100231121
5443141311222131
621500453001145
72114261203124
oct340324205531
985663776342
1030120414041
1111857208973
125a073231b5
132ac0305603
14165a4313bb
15bb44b21cb
hex703510b59

30120414041 has 4 divisors (see below), whose sum is σ = 30121209252. Its totient is φ = 30119618832.

The previous prime is 30120414013. The next prime is 30120414053. The reversal of 30120414041 is 14041402103.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14041402103 = 35419396437.

It can be written as a sum of positive squares in 2 ways, for example, as 1287015625 + 28833398416 = 35875^2 + 169804^2 .

It is a cyclic number.

It is not a de Polignac number, because 30120414041 - 230 = 29046672217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30120414941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337790 + ... + 417543.

It is an arithmetic number, because the mean of its divisors is an integer number (7530302313).

Almost surely, 230120414041 is an apocalyptic number.

It is an amenable number.

30120414041 is a deficient number, since it is larger than the sum of its proper divisors (795211).

30120414041 is an equidigital number, since it uses as much as digits as its factorization.

30120414041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795210.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 30120414041 its reverse (14041402103), we get a palindrome (44161816144).

The spelling of 30120414041 in words is "thirty billion, one hundred twenty million, four hundred fourteen thousand, forty-one".

Divisors: 1 39877 755333 30120414041