Base | Representation |
---|---|
bin | 111011001010100000010010… |
… | …0101010011011110100101000 |
3 | 2112020122000110120010021120010 |
4 | 1312111000210222123310220 |
5 | 1021202422224340104022 |
6 | 5042454310200131520 |
7 | 214421420354603520 |
oct | 16625004452336450 |
9 | 2466560416107503 |
10 | 520413212425512 |
11 | 1409020052a702a |
12 | 4a44b697a66ba0 |
13 | 1944c9a86a2603 |
14 | 92721c3500680 |
15 | 402721e09050c |
hex | 1d95024a9bd28 |
520413212425512 has 128 divisors (see below), whose sum is σ = 1488442189824000. Its totient is φ = 148534837068288.
The previous prime is 520413212425507. The next prime is 520413212425531. The reversal of 520413212425512 is 215524212314025.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 647270668 + ... + 648074180.
It is an arithmetic number, because the mean of its divisors is an integer number (11628454608000).
Almost surely, 2520413212425512 is an apocalyptic number.
It is an amenable number.
520413212425512 is an abundant number, since it is smaller than the sum of its proper divisors (968028977398488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520413212425512 is a wasteful number, since it uses less digits than its factorization.
520413212425512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 807535 (or 807531 counting only the distinct ones).
The product of its (nonzero) digits is 192000, while the sum is 39.
Adding to 520413212425512 its reverse (215524212314025), we get a palindrome (735937424739537).
The spelling of 520413212425512 in words is "five hundred twenty trillion, four hundred thirteen billion, two hundred twelve million, four hundred twenty-five thousand, five hundred twelve".
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