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10512040000 = 26547113413
BaseRepresentation
bin10011100101001000…
…10000000001000000
31000010121020221221211
421302210100001000
5133012040240000
64455033255504
7521332602640
oct116244200100
930117227854
1010512040000
114504855270
122054564594
13cb6ac9817
1471a170520
15417d037ba
hex272910040

10512040000 has 280 divisors, whose sum is σ = 32507944128. Its totient is φ = 3275520000.

The previous prime is 10512039877. The next prime is 10512040027. The reversal of 10512040000 is 4021501.

It is a tau number, because it is divible by the number of its divisors (280).

It is a super-2 number, since 2×105120400002 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3078294 + ... + 3081706.

Almost surely, 210512040000 is an apocalyptic number.

10512040000 is a gapful number since it is divisible by the number (10) 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 10512040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16253972064).

10512040000 is an abundant number, since it is smaller than the sum of its proper divisors (21995904128).

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

10512040000 is an equidigital number, since it uses as much as digits as its factorization.

10512040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463 (or 3438 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

Adding to 10512040000 its reverse (4021501), we get a palindrome (10516061501).

The spelling of 10512040000 in words is "ten billion, five hundred twelve million, forty thousand".