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30050283325 = 521770706549
BaseRepresentation
bin11011111111001000…
…101110111100111101
32212120020220120010111
4123333020232330331
5443020333031300
621445505510021
72112450123316
oct337710567475
985506816114
1030050283325
11118206686a7
1259a7942311
132aab91c44a
141650db760d
15bad25c9ba
hex6ff22ef3d

30050283325 has 12 divisors (see below), whose sum is σ = 39454254900. Its totient is φ = 22626095360.

The previous prime is 30050283301. The next prime is 30050283379. The reversal of 30050283325 is 52338205003.

It can be written as a sum of positive squares in 6 ways, for example, as 4099328676 + 25950954649 = 64026^2 + 161093^2 .

It is not a de Polignac number, because 30050283325 - 219 = 30049759037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35352850 + ... + 35353699.

It is an arithmetic number, because the mean of its divisors is an integer number (3287854575).

Almost surely, 230050283325 is an apocalyptic number.

It is an amenable number.

30050283325 is a deficient number, since it is larger than the sum of its proper divisors (9403971575).

30050283325 is a wasteful number, since it uses less digits than its factorization.

30050283325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70706576 (or 70706571 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 30050283325 its reverse (52338205003), we get a palindrome (82388488328).

The spelling of 30050283325 in words is "thirty billion, fifty million, two hundred eighty-three thousand, three hundred twenty-five".

Divisors: 1 5 17 25 85 425 70706549 353532745 1202011333 1767663725 6010056665 30050283325