Base | Representation |
---|---|
bin | 10011001011111011110… |
… | …101010110111101010010 |
3 | 11200001020111020212111000 |
4 | 103023323311112331102 |
5 | 133100224133431313 |
6 | 2445411554402430 |
7 | 164154201052005 |
oct | 23137365267522 |
9 | 4601214225430 |
10 | 1318485061458 |
11 | 469191498494 |
12 | 193645b90416 |
13 | 9744297c426 |
14 | 47b5a59d53c |
15 | 2446bb95673 |
hex | 132fbd56f52 |
1318485061458 has 32 divisors (see below), whose sum is σ = 2957349683520. Its totient is φ = 435387588480.
The previous prime is 1318485061441. The next prime is 1318485061483. The reversal of 1318485061458 is 8541605848131.
1318485061458 is a `hidden beast` number, since 1 + 3 + 1 + 84 + 8 + 50 + 61 + 458 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114089503 + ... + 114101058.
It is an arithmetic number, because the mean of its divisors is an integer number (92417177610).
Almost surely, 21318485061458 is an apocalyptic number.
1318485061458 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
1318485061458 is an abundant number, since it is smaller than the sum of its proper divisors (1638864622062).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1318485061458 is a wasteful number, since it uses less digits than its factorization.
1318485061458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 228190679 (or 228190673 counting only the distinct ones).
The product of its (nonzero) digits is 3686400, while the sum is 54.
The spelling of 1318485061458 in words is "one trillion, three hundred eighteen billion, four hundred eighty-five million, sixty-one thousand, four hundred fifty-eight".
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