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30143143159 = 929157920549
BaseRepresentation
bin11100000100101010…
…111101110011110111
32212210201122022212121
4130010222331303313
5443213121040114
621503024100411
72114655326563
oct340452756367
985721568777
1030143143159
1111869022668
125a12a64707
132ac4c32cac
14165d46a6a3
15bb64a1a24
hex704abdcf7

30143143159 has 8 divisors (see below), whose sum is σ = 30196170000. Its totient is φ = 30090162432.

The previous prime is 30143143157. The next prime is 30143143169. The reversal of 30143143159 is 95134134103.

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

It is a cyclic number.

It is not a de Polignac number, because 30143143159 - 21 = 30143143157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30143143157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1456617 + ... + 1477165.

It is an arithmetic number, because the mean of its divisors is an integer number (3774521250).

Almost surely, 230143143159 is an apocalyptic number.

30143143159 is a deficient number, since it is larger than the sum of its proper divisors (53026841).

30143143159 is a wasteful number, since it uses less digits than its factorization.

30143143159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23057.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 30143143159 in words is "thirty billion, one hundred forty-three million, one hundred forty-three thousand, one hundred fifty-nine".

Divisors: 1 929 1579 20549 1466891 19090021 32446871 30143143159