Base | Representation |
---|---|
bin | 101110101000110… |
… | …0001110100100100 |
3 | 11001001120221101220 |
4 | 1131101201310210 |
5 | 11201102013233 |
6 | 415140420340 |
7 | 53531140620 |
oct | 13521416444 |
9 | 4031527356 |
10 | 1564876068 |
11 | 733371608 |
12 | 3780a76b0 |
13 | 1bc288792 |
14 | 10bb90180 |
15 | 925b1eb3 |
hex | 5d461d24 |
1564876068 has 48 divisors (see below), whose sum is σ = 4231793664. Its totient is φ = 440808480.
The previous prime is 1564876051. The next prime is 1564876087. The reversal of 1564876068 is 8606784651.
It is a self number, because there is not a number n which added to its sum of digits gives 1564876068.
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, 125230 + ... + 137157.
It is an arithmetic number, because the mean of its divisors is an integer number (88162368).
Almost surely, 21564876068 is an apocalyptic number.
It is an amenable number.
1564876068 is an abundant number, since it is smaller than the sum of its proper divisors (2666917596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1564876068 is a wasteful number, since it uses less digits than its factorization.
1564876068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262472 (or 262470 counting only the distinct ones).
The product of its (nonzero) digits is 1935360, while the sum is 51.
The square root of 1564876068 is about 39558.5144817143. The cubic root of 1564876068 is about 1160.9851094705.
The spelling of 1564876068 in words is "one billion, five hundred sixty-four million, eight hundred seventy-six thousand, sixty-eight".
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