Base | Representation |
---|---|
bin | 10010111111110001001… |
… | …011001010010000100000 |
3 | 11121210112001112022111201 |
4 | 102333301023022100200 |
5 | 132342000324402334 |
6 | 2435411405250544 |
7 | 163212362116543 |
oct | 22776113122040 |
9 | 4553461468451 |
10 | 1305421325344 |
11 | 463698340164 |
12 | 190bbab63a54 |
13 | 96140323066 |
14 | 4727b5a285a |
15 | 23e54d53c14 |
hex | 12ff12ca420 |
1305421325344 has 24 divisors (see below), whose sum is σ = 2681789463360. Its totient is φ = 624331937856.
The previous prime is 1305421325309. The next prime is 1305421325387. The reversal of 1305421325344 is 4435231245031.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886834404 + ... + 886835875.
It is an arithmetic number, because the mean of its divisors is an integer number (111741227640).
Almost surely, 21305421325344 is an apocalyptic number.
It is an amenable number.
1305421325344 is an abundant number, since it is smaller than the sum of its proper divisors (1376368138016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1305421325344 is a wasteful number, since it uses less digits than its factorization.
1305421325344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1773670312 (or 1773670304 counting only the distinct ones).
The product of its (nonzero) digits is 172800, while the sum is 37.
The spelling of 1305421325344 in words is "one trillion, three hundred five billion, four hundred twenty-one million, three hundred twenty-five thousand, three hundred forty-four".
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