Base | Representation |
---|---|
bin | 1001100100011010111100… |
… | …0100100111010011000000 |
3 | 1101020211100022222100121221 |
4 | 2121012233010213103000 |
5 | 2334340121401131430 |
6 | 34213231333124424 |
7 | 2134065631342312 |
oct | 231065704472300 |
9 | 41224308870557 |
10 | 10521312130240 |
11 | 339707745339a |
12 | 121b126189714 |
13 | 5b4203775242 |
14 | 28533c9d57b2 |
15 | 133a3bacb57a |
hex | 991af1274c0 |
10521312130240 has 112 divisors (see below), whose sum is σ = 26155581724800. Its totient is φ = 4026123988992.
The previous prime is 10521312130237. The next prime is 10521312130243. The reversal of 10521312130240 is 4203121312501.
It is an interprime number because it is at equal distance from previous prime (10521312130237) and next prime (10521312130243).
It is a super-2 number, since 2×105213121302402 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10521312130243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4189224 + ... + 6212263.
Almost surely, 210521312130240 is an apocalyptic number.
10521312130240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10521312130240 is an abundant number, since it is smaller than the sum of its proper divisors (15634269594560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10521312130240 is a wasteful number, since it uses less digits than its factorization.
10521312130240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10401642 (or 10401632 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 25.
Adding to 10521312130240 its reverse (4203121312501), we get a palindrome (14724433442741).
The spelling of 10521312130240 in words is "ten trillion, five hundred twenty-one billion, three hundred twelve million, one hundred thirty thousand, two hundred forty".
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