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30244203445 = 56779892291
BaseRepresentation
bin11100001010101100…
…011110101110110101
32220001202210201112011
4130022230132232311
5443420004002240
621521034124221
72120323326151
oct341254365665
986052721464
1030244203445
1111910078765
125a40880671
132b0cb58291
14166ca56061
15bc02b56ea
hex70ab1ebb5

30244203445 has 8 divisors (see below), whose sum is σ = 36298438560. Its totient is φ = 24191766480.

The previous prime is 30244203389. The next prime is 30244203469. The reversal of 30244203445 is 54430244203.

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

It is not a de Polignac number, because 30244203445 - 219 = 30243679157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412251 + ... + 480040.

It is an arithmetic number, because the mean of its divisors is an integer number (4537304820).

Almost surely, 230244203445 is an apocalyptic number.

It is an amenable number.

30244203445 is a deficient number, since it is larger than the sum of its proper divisors (6054235115).

30244203445 is an equidigital number, since it uses as much as digits as its factorization.

30244203445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899075.

The product of its (nonzero) digits is 46080, while the sum is 31.

Adding to 30244203445 its reverse (54430244203), we get a palindrome (84674447648).

The spelling of 30244203445 in words is "thirty billion, two hundred forty-four million, two hundred three thousand, four hundred forty-five".

Divisors: 1 5 6779 33895 892291 4461455 6048840689 30244203445