Base | Representation |
---|---|
bin | 11111110100100011… |
… | …00000111000100001 |
3 | 1122002121011210211011 |
4 | 33322101200320201 |
5 | 234441423001100 |
6 | 11503113020521 |
7 | 1143231610261 |
oct | 177221407041 |
9 | 48077153734 |
10 | 17083797025 |
11 | 72773a3619 |
12 | 33893b4741 |
13 | 17c3482b49 |
14 | b80c937a1 |
15 | 69ec2abba |
hex | 3fa460e21 |
17083797025 has 9 divisors (see below), whose sum is σ = 21184718713. Its totient is φ = 13666514800.
The previous prime is 17083797007. The next prime is 17083797061. The reversal of 17083797025 is 52079738071.
It is a happy number.
The square root of 17083797025 is 130705.
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 75463969 + 17008333056 = 8687^2 + 130416^2 .
It is not a de Polignac number, because 17083797025 - 27 = 17083796897 is a prime.
It is a super-2 number, since 2×170837970252 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 17083797025.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 640455 + ... + 666595.
Almost surely, 217083797025 is an apocalyptic number.
17083797025 is the 130705-th square number.
17083797025 is the 65353-rd centered octagonal number.
It is an amenable number.
17083797025 is a deficient number, since it is larger than the sum of its proper divisors (4100921688).
17083797025 is an frugal number, since it uses more digits than its factorization.
17083797025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52292 (or 26146 counting only the distinct ones).
The product of its (nonzero) digits is 740880, while the sum is 49.
Multiplying 17083797025 by its sum of digits (49), we get a square (837106054225 = 9149352).
The spelling of 17083797025 in words is "seventeen billion, eighty-three million, seven hundred ninety-seven thousand, twenty-five".
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