Base | Representation |
---|---|
bin | 10111010010110101… |
… | …001111110000011100 |
3 | 2101120010111202110012 |
4 | 113102311033300130 |
5 | 402211033310022 |
6 | 15253530102352 |
7 | 1543551401663 |
oct | 272265176034 |
9 | 71503452405 |
10 | 25012010012 |
11 | a67569a360 |
12 | 4a2057a9b8 |
13 | 2487b7cc32 |
14 | 12d3bd1dda |
15 | 9b5c95de2 |
hex | 5d2d4fc1c |
25012010012 has 24 divisors (see below), whose sum is σ = 48000218112. Its totient is φ = 11309567600.
The previous prime is 25012010003. The next prime is 25012010059. The reversal of 25012010012 is 21001021052.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1479698 + ... + 1496505.
It is an arithmetic number, because the mean of its divisors is an integer number (2000009088).
Almost surely, 225012010012 is an apocalyptic number.
25012010012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
25012010012 is a deficient number, since it is larger than the sum of its proper divisors (22988208100).
25012010012 is a wasteful number, since it uses less digits than its factorization.
25012010012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2976409 (or 2976407 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 14.
Adding to 25012010012 its reverse (21001021052), we get a palindrome (46013031064).
The spelling of 25012010012 in words is "twenty-five billion, twelve million, ten thousand, twelve".
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