Base | Representation |
---|---|
bin | 111110100100000… |
… | …011110001011001 |
3 | 2201011002020102111 |
4 | 332210003301121 |
5 | 4122201440100 |
6 | 252053232321 |
7 | 35003536000 |
oct | 7644036131 |
9 | 2634066374 |
10 | 1049640025 |
11 | 4995490a5 |
12 | 2536326a1 |
13 | 1395ca795 |
14 | 9d58dc37 |
15 | 622396ba |
hex | 3e903c59 |
1049640025 has 48 divisors (see below), whose sum is σ = 1533136000. Its totient is φ = 712514880.
The previous prime is 1049640017. The next prime is 1049640077. The reversal of 1049640025 is 5200469401.
1049640025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 1049640025 - 23 = 1049640017 is a prime.
It is a super-2 number, since 2×10496400252 = 2203488364164001250, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 934114 + ... + 935236.
Almost surely, 21049640025 is an apocalyptic number.
It is an amenable number.
1049640025 is a deficient number, since it is larger than the sum of its proper divisors (483495975).
1049640025 is a wasteful number, since it uses less digits than its factorization.
1049640025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1263 (or 1244 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 1049640025 is about 32398.1484810475. The cubic root of 1049640025 is about 1016.2801920218.
The spelling of 1049640025 in words is "one billion, forty-nine million, six hundred forty thousand, twenty-five".
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