Base | Representation |
---|---|
bin | 101111110000… |
… | …110111000000 |
3 | 212120010102220 |
4 | 233300313000 |
5 | 11201132041 |
6 | 1124211040 |
7 | 211266033 |
oct | 57606700 |
9 | 25503386 |
10 | 12520896 |
11 | 7082153 |
12 | 4239a80 |
13 | 279511b |
14 | 193d01a |
15 | 1174d66 |
hex | bf0dc0 |
12520896 has 28 divisors (see below), whose sum is σ = 33128712. Its totient is φ = 4173568.
The previous prime is 12520889. The next prime is 12520903. The reversal of 12520896 is 69802521.
12520896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (12520889) and next prime (12520903).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32415 + ... + 32798.
Almost surely, 212520896 is an apocalyptic number.
12520896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12520896 is an abundant number, since it is smaller than the sum of its proper divisors (20607816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12520896 is an equidigital number, since it uses as much as digits as its factorization.
12520896 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65228 (or 65218 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 33.
The square root of 12520896 is about 3538.4878126115. The cubic root of 12520896 is about 232.2086905401.
The spelling of 12520896 in words is "twelve million, five hundred twenty thousand, eight hundred ninety-six".
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