Base | Representation |
---|---|
bin | 10111100010110011… |
… | …100011011111010110 |
3 | 2102020210210011100121 |
4 | 113202303203133112 |
5 | 403233140031011 |
6 | 15340302102154 |
7 | 1553314320520 |
oct | 274263433726 |
9 | 72223704317 |
10 | 25280002006 |
11 | a7a29a1746 |
12 | 4a9627a95a |
13 | 24cb551a8c |
14 | 131b632a10 |
15 | 9ce580e71 |
hex | 5e2ce37d6 |
25280002006 has 16 divisors (see below), whose sum is σ = 45221370624. Its totient is φ = 10363230504.
The previous prime is 25280001977. The next prime is 25280002081. The reversal of 25280002006 is 60020008252.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39254340 + ... + 39254983.
It is an arithmetic number, because the mean of its divisors is an integer number (2826335664).
Almost surely, 225280002006 is an apocalyptic number.
25280002006 is a deficient number, since it is larger than the sum of its proper divisors (19941368618).
25280002006 is a wasteful number, since it uses less digits than its factorization.
25280002006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78509355.
The product of its (nonzero) digits is 1920, while the sum is 25.
The spelling of 25280002006 in words is "twenty-five billion, two hundred eighty million, two thousand, six".
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