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30143104554 = 235023850759
BaseRepresentation
bin11100000100101010…
…110100011000101010
32212210201120100220210
4130010222310120222
5443213113321204
621503023201550
72114655106203
oct340452643052
985721510823
1030143104554
1111868aa6662
125a12a462b6
132ac4c1b554
14165d45a5aa
15bb6495389
hex704ab462a

30143104554 has 8 divisors (see below), whose sum is σ = 60286209120. Its totient is φ = 10047701516.

The previous prime is 30143104529. The next prime is 30143104567. The reversal of 30143104554 is 45540134103.

It is a sphenic number, since it is the product of 3 distinct primes.

30143104554 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2511925374 + ... + 2511925385.

It is an arithmetic number, because the mean of its divisors is an integer number (7535776140).

Almost surely, 230143104554 is an apocalyptic number.

30143104554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

30143104554 is a wasteful number, since it uses less digits than its factorization.

30143104554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5023850764.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 30143104554 its reverse (45540134103), we get a palindrome (75683238657).

The spelling of 30143104554 in words is "thirty billion, one hundred forty-three million, one hundred four thousand, five hundred fifty-four".

Divisors: 1 2 3 6 5023850759 10047701518 15071552277 30143104554