Base | Representation |
---|---|
bin | 110101000000100101110… |
… | …1110000000000001011001 |
3 | 221210111020110012222020201 |
4 | 1222001023232000001121 |
5 | 1423331233412241204 |
6 | 23254532321022201 |
7 | 1351235226506521 |
oct | 152011356000131 |
9 | 27714213188221 |
10 | 7285534883929 |
11 | 2359861565865 |
12 | 997b9aa84961 |
13 | 40b03b688253 |
14 | 1b289c1ca681 |
15 | c97a80029a4 |
hex | 6a04bb80059 |
7285534883929 has 9 divisors (see below), whose sum is σ = 7294975306749. Its totient is φ = 7276106672640.
The previous prime is 7285534883899. The next prime is 7285534883953. The reversal of 7285534883929 is 9293884355827.
The square root of 7285534883929 is 2699173.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 1463216833225 + 5822318050704 = 1209635^2 + 2412948^2 .
It is not a de Polignac number, because 7285534883929 - 27 = 7285534883801 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7285534083929) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3112145299 + ... + 3112147639.
It is an arithmetic number, because the mean of its divisors is an integer number (810552811861).
Almost surely, 27285534883929 is an apocalyptic number.
7285534883929 is the 2699173-rd square number.
7285534883929 is the 1349587-th centered octagonal number.
It is an amenable number.
7285534883929 is a deficient number, since it is larger than the sum of its proper divisors (9440422820).
7285534883929 is an frugal number, since it uses more digits than its factorization.
7285534883929 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6988 (or 3494 counting only the distinct ones).
The product of its digits is 1045094400, while the sum is 73.
The spelling of 7285534883929 in words is "seven trillion, two hundred eighty-five billion, five hundred thirty-four million, eight hundred eighty-three thousand, nine hundred twenty-nine".
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