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30527213413 = 471733754423
BaseRepresentation
bin11100011011100100…
…000100111101100101
32220210111100010012211
4130123210010331211
51000004431312123
622005104043421
72130331014124
oct343344047545
986714303184
1030527213413
1111a458a82a4
125abb603571
132b566879b8
141698485abb
15bda06a40d
hex71b904f65

30527213413 has 8 divisors (see below), whose sum is σ = 31356949248. Its totient is φ = 29704986864.

The previous prime is 30527213401. The next prime is 30527213419. The reversal of 30527213413 is 31431272503.

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

It is a cyclic number.

It is not a de Polignac number, because 30527213413 - 225 = 30493658981 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 (30527213419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1869081 + ... + 1885342.

It is an arithmetic number, because the mean of its divisors is an integer number (3919618656).

Almost surely, 230527213413 is an apocalyptic number.

It is an amenable number.

30527213413 is a deficient number, since it is larger than the sum of its proper divisors (829735835).

30527213413 is a wasteful number, since it uses less digits than its factorization.

30527213413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754643.

The product of its (nonzero) digits is 15120, while the sum is 31.

Adding to 30527213413 its reverse (31431272503), we get a palindrome (61958485916).

The spelling of 30527213413 in words is "thirty billion, five hundred twenty-seven million, two hundred thirteen thousand, four hundred thirteen".

Divisors: 1 47 173 8131 3754423 176457881 649515179 30527213413