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30505424214 = 235084237369
BaseRepresentation
bin11100011010010000…
…111101010101010110
32220201222100010001110
4130122100331111112
5444433342033324
622003005035450
72126644553556
oct343220752526
986658303043
1030505424214
1111a345757a1
125ab4255b86
132b51cc9095
141695613166
15bd81b4329
hex71a43d556

30505424214 has 8 divisors (see below), whose sum is σ = 61010848440. Its totient is φ = 10168474736.

The previous prime is 30505424197. The next prime is 30505424219. The reversal of 30505424214 is 41242450503.

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

30505424214 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30505424219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2542118679 + ... + 2542118690.

It is an arithmetic number, because the mean of its divisors is an integer number (7626356055).

Almost surely, 230505424214 is an apocalyptic number.

30505424214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30505424214 is a wasteful number, since it uses less digits than its factorization.

30505424214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5084237374.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 30505424214 its reverse (41242450503), we get a palindrome (71747874717).

The spelling of 30505424214 in words is "thirty billion, five hundred five million, four hundred twenty-four thousand, two hundred fourteen".

Divisors: 1 2 3 6 5084237369 10168474738 15252712107 30505424214