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30442131414 = 2325331909991
BaseRepresentation
bin11100010110011111…
…100000111111010110
32220120120020111122200
4130112133200333112
5444321141201124
621552424305330
72125245563502
oct342637407726
986516214580
1030442131414
1111a018759a2
125a97012246
132b41b68416
14168b059302
15bd2860bc9
hex7167e0fd6

30442131414 has 24 divisors (see below), whose sum is σ = 67202443152. Its totient is φ = 9955916880.

The previous prime is 30442131397. The next prime is 30442131431. The reversal of 30442131414 is 41413124403.

30442131414 is a `hidden beast` number, since 30 + 4 + 4 + 213 + 1 + 414 = 666.

It is an interprime number because it is at equal distance from previous prime (30442131397) and next prime (30442131431).

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, 15954042 + ... + 15955949.

It is an arithmetic number, because the mean of its divisors is an integer number (2800101798).

Almost surely, 230442131414 is an apocalyptic number.

30442131414 is an abundant number, since it is smaller than the sum of its proper divisors (36760311738).

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

30442131414 is a wasteful number, since it uses less digits than its factorization.

30442131414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31910052 (or 31910049 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 30442131414 its reverse (41413124403), we get a palindrome (71855255817).

The spelling of 30442131414 in words is "thirty billion, four hundred forty-two million, one hundred thirty-one thousand, four hundred fourteen".

Divisors: 1 2 3 6 9 18 53 106 159 318 477 954 31909991 63819982 95729973 191459946 287189919 574379838 1691229523 3382459046 5073688569 10147377138 15221065707 30442131414