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30001241000 = 235330001241
BaseRepresentation
bin11011111100001101…
…101001101110101000
32212102211121221201002
4123330031221232220
5442420304203000
621440554414132
72111313224633
oct337415515650
985384557632
1030001241000
11117a5a11455
125993431348
132aa170ac13
14164868cc1a
15ba8cc18d5
hex6fc369ba8

30001241000 has 32 divisors (see below), whose sum is σ = 70202906280. Its totient is φ = 12000496000.

The previous prime is 30001240981. The next prime is 30001241033. The reversal of 30001241000 is 14210003.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5284999204 + 24716241796 = 72698^2 + 157214^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14999621 + ... + 15001620.

Almost surely, 230001241000 is an apocalyptic number.

It is an amenable number.

30001241000 is an abundant number, since it is smaller than the sum of its proper divisors (40201665280).

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

30001241000 is a wasteful number, since it uses less digits than its factorization.

30001241000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30001262 (or 30001248 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 30001241000 its reverse (14210003), we get a palindrome (30015451003).

The spelling of 30001241000 in words is "thirty billion, one million, two hundred forty-one thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 30001241 60002482 120004964 150006205 240009928 300012410 600024820 750031025 1200049640 1500062050 3000124100 3750155125 6000248200 7500310250 15000620500 30001241000