Base | Representation |
---|---|
bin | 1010000111111001… |
… | …00101011100011101 |
3 | 112000202202200110100 |
4 | 11003330211130131 |
5 | 42112320012111 |
6 | 2255145131313 |
7 | 251453036631 |
oct | 50374453435 |
9 | 15022680410 |
10 | 5434922781 |
11 | 2339965a22 |
12 | 1078189b39 |
13 | 687ca9a52 |
14 | 397b56dc1 |
15 | 21c217756 |
hex | 143f2571d |
5434922781 has 12 divisors (see below), whose sum is σ = 7957985308. Its totient is φ = 3573647424.
The previous prime is 5434922771. The next prime is 5434922783. The reversal of 5434922781 is 1872294345.
5434922781 is a `hidden beast` number, since 5 + 4 + 349 + 227 + 81 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 4084360281 + 1350562500 = 63909^2 + 36750^2 .
It is not a de Polignac number, because 5434922781 - 210 = 5434921757 is a prime.
It is a super-2 number, since 2×54349227812 = 59076771270865547922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5434922783) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4135510 + ... + 4136823.
Almost surely, 25434922781 is an apocalyptic number.
It is an amenable number.
5434922781 is a deficient number, since it is larger than the sum of its proper divisors (2523062527).
5434922781 is a wasteful number, since it uses less digits than its factorization.
5434922781 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8272412 (or 8272409 counting only the distinct ones).
The product of its digits is 483840, while the sum is 45.
The square root of 5434922781 is about 73721.9287661412. The cubic root of 5434922781 is about 1758.1845498501.
The spelling of 5434922781 in words is "five billion, four hundred thirty-four million, nine hundred twenty-two thousand, seven hundred eighty-one".
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