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30443424042 = 2359792514337
BaseRepresentation
bin11100010110100100…
…011100100100101010
32220120122200011210210
4130112210130210222
5444322004032132
621552512121550
72125262556213
oct342644344452
986518604723
1030443424042
1111a02579089
125a975362b6
132b421cb8a5
14168b2b440a
15bd2a18bcc
hex71691c92a

30443424042 has 64 divisors (see below), whose sum is σ = 62966937600. Its totient is φ = 9808032000.

The previous prime is 30443424023. The next prime is 30443424043. The reversal of 30443424042 is 24042434403.

It is not an unprimeable number, because it can be changed into a prime (30443424043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7017298 + ... + 7021634.

It is an arithmetic number, because the mean of its divisors is an integer number (983858400).

Almost surely, 230443424042 is an apocalyptic number.

30443424042 is an abundant number, since it is smaller than the sum of its proper divisors (32523513558).

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

30443424042 is a wasteful number, since it uses less digits than its factorization.

30443424042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4731.

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 30443424042 its reverse (24042434403), we get a palindrome (54485858445).

The spelling of 30443424042 in words is "thirty billion, four hundred forty-three million, four hundred twenty-four thousand, forty-two".

Divisors: 1 2 3 6 59 79 118 158 177 237 251 354 474 502 753 1506 4337 4661 8674 9322 13011 13983 14809 19829 26022 27966 29618 39658 44427 59487 88854 118974 255883 342623 511766 685246 767649 1027869 1088587 1169911 1535298 2055738 2177174 2339822 3265761 3509733 6531522 7019466 20214757 40429514 60644271 64226633 85998373 121288542 128453266 171996746 192679899 257995119 385359798 515990238 5073904007 10147808014 15221712021 30443424042