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30055534445 = 557271104959
BaseRepresentation
bin11011111111011100…
…110000111101101101
32212120121210100022102
4123333130300331231
5443023204100240
621450214224445
72112542553566
oct337734607555
985517710272
1030055534445
1111823624972
1259a9655125
132aaca3a611
14165198316d
15bad948815
hex6ff730f6d

30055534445 has 8 divisors (see below), whose sum is σ = 36067614720. Its totient is φ = 24043778640.

The previous prime is 30055534433. The next prime is 30055534463. The reversal of 30055534445 is 54443555003.

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

It is not a de Polignac number, because 30055534445 - 214 = 30055518061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30055534399 and 30055534408.

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, 233876 + ... + 338834.

It is an arithmetic number, because the mean of its divisors is an integer number (4508451840).

Almost surely, 230055534445 is an apocalyptic number.

It is an amenable number.

30055534445 is a deficient number, since it is larger than the sum of its proper divisors (6012080275).

30055534445 is a wasteful number, since it uses less digits than its factorization.

30055534445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162235.

The product of its (nonzero) digits is 360000, while the sum is 38.

The spelling of 30055534445 in words is "thirty billion, fifty-five million, five hundred thirty-four thousand, four hundred forty-five".

Divisors: 1 5 57271 104959 286355 524795 6011106889 30055534445