Base | Representation |
---|---|
bin | 11000100110111100… |
… | …001101111011000111 |
3 | 2112012110202202110110 |
4 | 120212330031323013 |
5 | 413103304424110 |
6 | 20045535124103 |
7 | 1623534562635 |
oct | 304674157307 |
9 | 75173682413 |
10 | 26423123655 |
11 | 1022a189985 |
12 | 5155073633 |
13 | 2651320116 |
14 | 13c9398355 |
15 | a49ad3a20 |
hex | 626f0dec7 |
26423123655 has 16 divisors (see below), whose sum is σ = 43734826080. Its totient is φ = 13606389888.
The previous prime is 26423123653. The next prime is 26423123663. The reversal of 26423123655 is 55632132462.
It is not a de Polignac number, because 26423123655 - 21 = 26423123653 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26423123651) 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, 30370972 + ... + 30371841.
It is an arithmetic number, because the mean of its divisors is an integer number (2733426630).
Almost surely, 226423123655 is an apocalyptic number.
26423123655 is a deficient number, since it is larger than the sum of its proper divisors (17311702425).
26423123655 is a wasteful number, since it uses less digits than its factorization.
26423123655 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60742850.
The product of its digits is 259200, while the sum is 39.
The spelling of 26423123655 in words is "twenty-six billion, four hundred twenty-three million, one hundred twenty-three thousand, six hundred fifty-five".
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