Base | Representation |
---|---|
bin | 10111110011000001… |
… | …001100101001100010 |
3 | 2102221202121210120000 |
4 | 113303001030221202 |
5 | 404312303421142 |
6 | 15423300200430 |
7 | 1563126351261 |
oct | 276301145142 |
9 | 72852553500 |
10 | 25552013922 |
11 | a92249a286 |
12 | 4b51399116 |
13 | 2542a00586 |
14 | 13457dc5d8 |
15 | 9e83b214c |
hex | 5f304ca62 |
25552013922 has 90 divisors (see below), whose sum is σ = 60519041649. Its totient is φ = 8056849680.
The previous prime is 25552013909. The next prime is 25552013957. The reversal of 25552013922 is 22931025552.
25552013922 is a `hidden beast` number, since 2 + 5 + 552 + 0 + 13 + 92 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 23109776361 + 2442237561 = 152019^2 + 49419^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=113031.
It is an unprimeable number.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 38656272 + ... + 38656932.
Almost surely, 225552013922 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25552013922
25552013922 is an abundant number, since it is smaller than the sum of its proper divisors (34967027727).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25552013922 is an frugal number, since it uses more digits than its factorization.
25552013922 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1374 (or 685 counting only the distinct ones).
The product of its (nonzero) digits is 54000, while the sum is 36.
The spelling of 25552013922 in words is "twenty-five billion, five hundred fifty-two million, thirteen thousand, nine hundred twenty-two".
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