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30025055005 = 5113821142871
BaseRepresentation
bin11011111101101000…
…011111101100011101
32212111111102211101021
4123331220133230131
5442442403230010
621443205044141
72112022520341
oct337550375435
985444384337
1030025055005
11118083a7250
12599b3b6651
132aa662834a
14164b8cb621
15baae278da
hex6fda1fb1d

30025055005 has 16 divisors (see below), whose sum is σ = 39316088448. Its totient is φ = 21830536000.

The previous prime is 30025055003. The next prime is 30025055057. The reversal of 30025055005 is 50055052003.

It is not a de Polignac number, because 30025055005 - 21 = 30025055003 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 (30025055003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138720 + ... + 281590.

It is an arithmetic number, because the mean of its divisors is an integer number (2457255528).

Almost surely, 230025055005 is an apocalyptic number.

It is an amenable number.

30025055005 is a deficient number, since it is larger than the sum of its proper divisors (9291033443).

30025055005 is a wasteful number, since it uses less digits than its factorization.

30025055005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146708.

The product of its (nonzero) digits is 3750, while the sum is 25.

The spelling of 30025055005 in words is "thirty billion, twenty-five million, fifty-five thousand, five".

Divisors: 1 5 11 55 3821 19105 42031 142871 210155 714355 1571581 7857905 545910091 2729550455 6005011001 30025055005