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30202442001 = 332392946747
BaseRepresentation
bin11100001000001101…
…001011000100010001
32212221212020000121000
4130020031023010101
5443323311121001
621512543052213
72116305343524
oct341015130421
985855200530
1030202442001
1111899544776
125a2a8a1069
132b042c5a74
1416672a4bbb
15bbb7b6a86
hex70834b111

30202442001 has 16 divisors (see below), whose sum is σ = 44747185600. Its totient is φ = 20133689184.

The previous prime is 30202441999. The next prime is 30202442027. The reversal of 30202442001 is 10024420203.

It is not a de Polignac number, because 30202442001 - 21 = 30202441999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30202443001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 622710 + ... + 669456.

It is an arithmetic number, because the mean of its divisors is an integer number (2796699100).

Almost surely, 230202442001 is an apocalyptic number.

It is an amenable number.

30202442001 is a deficient number, since it is larger than the sum of its proper divisors (14544743599).

30202442001 is a wasteful number, since it uses less digits than its factorization.

30202442001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70685 (or 70679 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 30202442001 its reverse (10024420203), we get a palindrome (40226862204).

The spelling of 30202442001 in words is "thirty billion, two hundred two million, four hundred forty-two thousand, one".

Divisors: 1 3 9 27 23929 46747 71787 140241 215361 420723 646083 1262169 1118608963 3355826889 10067480667 30202442001