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30142141001 = 74306020143
BaseRepresentation
bin11100000100100111…
…001001001001001001
32212210122202102011122
4130010213021021021
5443212342003001
621502550405025
72114643654050
oct340447111111
985718672148
1030142141001
11118684a8735
125a12660775
132ac4971abb
14165d289397
15bb6354b1b
hex7049c9249

30142141001 has 4 divisors (see below), whose sum is σ = 34448161152. Its totient is φ = 25836120852.

The previous prime is 30142140997. The next prime is 30142141009. The reversal of 30142141001 is 10014124103.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30142141001 - 22 = 30142140997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30142141009) 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, 2153010065 + ... + 2153010078.

It is an arithmetic number, because the mean of its divisors is an integer number (8612040288).

Almost surely, 230142141001 is an apocalyptic number.

It is an amenable number.

30142141001 is a deficient number, since it is larger than the sum of its proper divisors (4306020151).

30142141001 is an equidigital number, since it uses as much as digits as its factorization.

30142141001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4306020150.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 30142141001 its reverse (10014124103), we get a palindrome (40156265104).

The spelling of 30142141001 in words is "thirty billion, one hundred forty-two million, one hundred forty-one thousand, one".

Divisors: 1 7 4306020143 30142141001