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30055027525 = 525712105431
BaseRepresentation
bin11011111111011010…
…110101001101000101
32212120120211120221121
4123333122311031011
5443023041340100
621450155313541
72112535342645
oct337732651505
985516746847
1030055027525
1111823309026
1259a944b8b1
132aac8c0973
141651890525
15bad89851a
hex6ff6b5345

30055027525 has 12 divisors (see below), whose sum is σ = 37333520224. Its totient is φ = 24001902000.

The previous prime is 30055027493. The next prime is 30055027543. The reversal of 30055027525 is 52572055003.

It is not a de Polignac number, because 30055027525 - 25 = 30055027493 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

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, 1038441 + ... + 1066990.

Almost surely, 230055027525 is an apocalyptic number.

It is an amenable number.

30055027525 is a deficient number, since it is larger than the sum of its proper divisors (7278492699).

30055027525 is a wasteful number, since it uses less digits than its factorization.

30055027525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106012 (or 2106007 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 34.

The spelling of 30055027525 in words is "thirty billion, fifty-five million, twenty-seven thousand, five hundred twenty-five".

Divisors: 1 5 25 571 2855 14275 2105431 10527155 52635775 1202201101 6011005505 30055027525