Base | Representation |
---|---|
bin | 10010110101110000111… |
… | …111101100111111011010 |
3 | 11120202210112112100202100 |
4 | 102311300333230333122 |
5 | 132203001302404032 |
6 | 2430433532544230 |
7 | 162352254051000 |
oct | 22656077547732 |
9 | 4522715470670 |
10 | 1294680903642 |
11 | 45a086688395 |
12 | 18ab02022076 |
13 | 9511b112a49 |
14 | 4693cd82a70 |
15 | 23a26e8b97c |
hex | 12d70fecfda |
1294680903642 has 96 divisors (see below), whose sum is σ = 3271768156800. Its totient is φ = 369856186560.
The previous prime is 1294680903557. The next prime is 1294680903661. The reversal of 1294680903642 is 2463090864921.
1294680903642 is a `hidden beast` number, since 1 + 29 + 468 + 0 + 90 + 36 + 42 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69886593 + ... + 69905115.
It is an arithmetic number, because the mean of its divisors is an integer number (34080918300).
Almost surely, 21294680903642 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1294680903642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1635884078400).
1294680903642 is an abundant number, since it is smaller than the sum of its proper divisors (1977087253158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1294680903642 is a wasteful number, since it uses less digits than its factorization.
1294680903642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29873 (or 29856 counting only the distinct ones).
The product of its (nonzero) digits is 4478976, while the sum is 54.
The spelling of 1294680903642 in words is "one trillion, two hundred ninety-four billion, six hundred eighty million, nine hundred three thousand, six hundred forty-two".
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