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30142024441 = 1910737339749
BaseRepresentation
bin11100000100100110…
…101100101011111001
32212210122112111021121
4130010212230223321
5443212324240231
621502544105241
72114642660164
oct340446545371
985718474247
1030142024441
1111868429101
125a12605221
132ac4930a29
14165d258adb
15bb6330311
hex7049acaf9

30142024441 has 16 divisors (see below), whose sum is σ = 32111640000. Its totient is φ = 28212176448.

The previous prime is 30142024397. The next prime is 30142024453. The reversal of 30142024441 is 14442024103.

It is not a de Polignac number, because 30142024441 - 29 = 30142023929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30142024541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 738435 + ... + 778183.

It is an arithmetic number, because the mean of its divisors is an integer number (2006977500).

Almost surely, 230142024441 is an apocalyptic number.

It is an amenable number.

30142024441 is a deficient number, since it is larger than the sum of its proper divisors (1969615559).

30142024441 is a wasteful number, since it uses less digits than its factorization.

30142024441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40248.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 30142024441 its reverse (14442024103), we get a palindrome (44584048544).

The spelling of 30142024441 in words is "thirty billion, one hundred forty-two million, twenty-four thousand, four hundred forty-one".

Divisors: 1 19 107 373 2033 7087 39749 39911 755231 758309 4253143 14826377 80809717 281701163 1586422339 30142024441