Base | Representation |
---|---|
bin | 110010100110… |
… | …0100101010000 |
3 | 1211220202200111 |
4 | 1211030211100 |
5 | 23242344310 |
6 | 2344331104 |
7 | 441325225 |
oct | 145144520 |
9 | 54822614 |
10 | 26528080 |
11 | 13a79a37 |
12 | 8a73a94 |
13 | 565a8b7 |
14 | 374794c |
15 | 24e028a |
hex | 194c950 |
26528080 has 40 divisors (see below), whose sum is σ = 61996032. Its totient is φ = 10556544.
The previous prime is 26528077. The next prime is 26528083. The reversal of 26528080 is 8082562.
It is an interprime number because it is at equal distance from previous prime (26528077) and next prime (26528083).
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26528083) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17097 + ... + 18583.
Almost surely, 226528080 is an apocalyptic number.
26528080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
26528080 is the 2974-th octagonal number.
It is an amenable number.
26528080 is an abundant number, since it is smaller than the sum of its proper divisors (35467952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26528080 is a wasteful number, since it uses less digits than its factorization.
26528080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1723 (or 1717 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 31.
The square root of 26528080 is about 5150.5417190816. The cubic root of 26528080 is about 298.2418648113.
The spelling of 26528080 in words is "twenty-six million, five hundred twenty-eight thousand, eighty".
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