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30255412253 = 1156315313191
BaseRepresentation
bin11100001011010111…
…001111010000011101
32220002112220012010012
4130023113033100131
5443430341143003
621522114253005
72120520521663
oct341327172035
986075805105
1030255412253
1111916434040
125a44587165
132b12281101
141670332c33
15bc127b8d8
hex70b5cf41d

30255412253 has 16 divisors (see below), whose sum is σ = 33096494592. Its totient is φ = 27429534000.

The previous prime is 30255412247. The next prime is 30255412273. The reversal of 30255412253 is 35221455203.

It is not a de Polignac number, because 30255412253 - 26 = 30255412189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30255412273) 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 15 ways as a sum of consecutive naturals, for example, 9479888 + ... + 9483078.

It is an arithmetic number, because the mean of its divisors is an integer number (2068530912).

Almost surely, 230255412253 is an apocalyptic number.

It is an amenable number.

30255412253 is a deficient number, since it is larger than the sum of its proper divisors (2841082339).

30255412253 is a wasteful number, since it uses less digits than its factorization.

30255412253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5296.

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 30255412253 its reverse (35221455203), we get a palindrome (65476867456).

The spelling of 30255412253 in words is "thirty billion, two hundred fifty-five million, four hundred twelve thousand, two hundred fifty-three".

Divisors: 1 11 563 1531 3191 6193 16841 35101 861953 1796533 4885421 9481483 19761863 53739631 2750492023 30255412253