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30030535441 = 37811636093
BaseRepresentation
bin11011111101111101…
…011001101100010001
32212111212202021010101
4123331331121230101
5443000304113231
621443522332401
72112120224314
oct337575315421
985455667111
1030030535441
11118104aa835
1259a11ba101
132aa77c69ca
14164c51697b
15bab65b661
hex6fdf59b11

30030535441 has 4 divisors (see below), whose sum is σ = 30842171572. Its totient is φ = 29218899312.

The previous prime is 30030535433. The next prime is 30030535517. The reversal of 30030535441 is 14453503003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27695616400 + 2334919041 = 166420^2 + 48321^2 .

It is a cyclic number.

It is not a de Polignac number, because 30030535441 - 23 = 30030535433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30030535421) 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, 405818010 + ... + 405818083.

It is an arithmetic number, because the mean of its divisors is an integer number (7710542893).

Almost surely, 230030535441 is an apocalyptic number.

It is an amenable number.

30030535441 is a deficient number, since it is larger than the sum of its proper divisors (811636131).

30030535441 is an equidigital number, since it uses as much as digits as its factorization.

30030535441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811636130.

The product of its (nonzero) digits is 10800, while the sum is 28.

The spelling of 30030535441 in words is "thirty billion, thirty million, five hundred thirty-five thousand, four hundred forty-one".

Divisors: 1 37 811636093 30030535441