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30143100000 = 253551359131
BaseRepresentation
bin11100000100101010…
…110011010001100000
32212210201120010200010
4130010222303101200
5443213113200000
621503023124520
72114655060006
oct340452632140
985721503603
1030143100000
1111868aa31a2
125a12a43740
132ac4c19460
14165d458a76
15bb6493d50
hex704ab3460

30143100000 has 576 divisors, whose sum is σ = 109140514560. Its totient is φ = 7238400000.

The previous prime is 30143099981. The next prime is 30143100017. The reversal of 30143100000 is 134103.

It is a super-2 number, since 2×301431000002 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 230099935 + ... + 230100065.

It is an arithmetic number, because the mean of its divisors is an integer number (189480060).

Almost surely, 230143100000 is an apocalyptic number.

30143100000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30143100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54570257280).

30143100000 is an abundant number, since it is smaller than the sum of its proper divisors (78997414560).

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

30143100000 is a wasteful number, since it uses less digits than its factorization.

30143100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 30143100000 its reverse (134103), we get a palindrome (30143234103).

The spelling of 30143100000 in words is "thirty billion, one hundred forty-three million, one hundred thousand".