Search a number
-
+
30440212014 = 235073368669
BaseRepresentation
bin11100010110011000…
…001100011000101110
32220120102121222201210
4130112120030120232
5444320143241024
621552315215250
72125223350542
oct342630143056
986512558653
1030440212014
1111a00784913
125a96447526
132b41645894
14168aab9a22
15bd25d2129
hex71660c62e

30440212014 has 8 divisors (see below), whose sum is σ = 60880424040. Its totient is φ = 10146737336.

The previous prime is 30440211941. The next prime is 30440212031. The reversal of 30440212014 is 41021204403.

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

30440212014 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2536684329 + ... + 2536684340.

It is an arithmetic number, because the mean of its divisors is an integer number (7610053005).

Almost surely, 230440212014 is an apocalyptic number.

30440212014 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.

30440212014 is a wasteful number, since it uses less digits than its factorization.

30440212014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5073368674.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 30440212014 its reverse (41021204403), we get a palindrome (71461416417).

It can be divided in two parts, 30 and 440212014, that added together give a palindrome (440212044).

The spelling of 30440212014 in words is "thirty billion, four hundred forty million, two hundred twelve thousand, fourteen".

Divisors: 1 2 3 6 5073368669 10146737338 15220106007 30440212014