Base | Representation |
---|---|
bin | 110000000000111111… |
… | …0000010010000111000 |
3 | 100212011001220020211122 |
4 | 1200001332002100320 |
5 | 3142133214121040 |
6 | 115211421244412 |
7 | 10310134462562 |
oct | 1400176022070 |
9 | 325131806748 |
10 | 103112254520 |
11 | 3a8031a7a80 |
12 | 17b98103708 |
13 | 9953538572 |
14 | 4dc2528332 |
15 | 2a375a41b5 |
hex | 1801f82438 |
103112254520 has 64 divisors (see below), whose sum is σ = 253278476640. Its totient is φ = 37467993600.
The previous prime is 103112254489. The next prime is 103112254549. The reversal of 103112254520 is 25452211301.
103112254520 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 103112254520.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522794 + ... + 692486.
Almost surely, 2103112254520 is an apocalyptic number.
103112254520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103112254520 is an abundant number, since it is smaller than the sum of its proper divisors (150166222120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103112254520 is a wasteful number, since it uses less digits than its factorization.
103112254520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171096 (or 171092 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 26.
Adding to 103112254520 its reverse (25452211301), we get a palindrome (128564465821).
The spelling of 103112254520 in words is "one hundred three billion, one hundred twelve million, two hundred fifty-four thousand, five hundred twenty".
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