Base | Representation |
---|---|
bin | 110010011001… |
… | …0010110101111 |
3 | 1211201022022210 |
4 | 1210302112233 |
5 | 23230430110 |
6 | 2342141503 |
7 | 440400102 |
oct | 144622657 |
9 | 54638283 |
10 | 26420655 |
11 | 13a06258 |
12 | 8a21893 |
13 | 5620a31 |
14 | 371a739 |
15 | 24bd520 |
hex | 19325af |
26420655 has 16 divisors (see below), whose sum is σ = 42492384. Its totient is φ = 14017920.
The previous prime is 26420651. The next prime is 26420657. The reversal of 26420655 is 55602462.
It is not a de Polignac number, because 26420655 - 22 = 26420651 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26420651) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1516 + ... + 7425.
It is an arithmetic number, because the mean of its divisors is an integer number (2655774).
Almost surely, 226420655 is an apocalyptic number.
26420655 is a deficient number, since it is larger than the sum of its proper divisors (16071729).
26420655 is a wasteful number, since it uses less digits than its factorization.
26420655 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9146.
The product of its (nonzero) digits is 14400, while the sum is 30.
The square root of 26420655 is about 5140.1026254346. The cubic root of 26420655 is about 297.8387450917.
The spelling of 26420655 in words is "twenty-six million, four hundred twenty thousand, six hundred fifty-five".
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