Base | Representation |
---|---|
bin | 111100010111011… |
… | …0010010001100101 |
3 | 12020011101121110000 |
4 | 1320232302101211 |
5 | 13122013433334 |
6 | 532554051513 |
7 | 101123503434 |
oct | 17056622145 |
9 | 5204347400 |
10 | 2025530469 |
11 | 94a3a5026 |
12 | 486419b99 |
13 | 263845b51 |
14 | 15302311b |
15 | bcc57299 |
hex | 78bb2465 |
2025530469 has 10 divisors (see below), whose sum is σ = 3025792550. Its totient is φ = 1350353592.
The previous prime is 2025530461. The next prime is 2025530513. The reversal of 2025530469 is 9640355202.
It can be written as a sum of positive squares in only one way, i.e., 1910826369 + 114704100 = 43713^2 + 10710^2 .
It is not a de Polignac number, because 2025530469 - 23 = 2025530461 is a prime.
It is a super-2 number, since 2×20255304692 = 8205547361694719922, 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 (2025530461) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12503194 + ... + 12503355.
It is an arithmetic number, because the mean of its divisors is an integer number (302579255).
Almost surely, 22025530469 is an apocalyptic number.
It is an amenable number.
2025530469 is a deficient number, since it is larger than the sum of its proper divisors (1000262081).
2025530469 is an equidigital number, since it uses as much as digits as its factorization.
2025530469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25006561 (or 25006552 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 36.
The square root of 2025530469 is about 45005.8937140459. The cubic root of 2025530469 is about 1265.2594611180.
The spelling of 2025530469 in words is "two billion, twenty-five million, five hundred thirty thousand, four hundred sixty-nine".
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