Base | Representation |
---|---|
bin | 1100001110010101001011… |
… | …11001000010010000111001 |
3 | 10112011202202101211211210210 |
4 | 12013022211321002100321 |
5 | 12010403122230433424 |
6 | 133100452352501333 |
7 | 5443031343361203 |
oct | 607124571022071 |
9 | 115152671754723 |
10 | 26880688530489 |
11 | 8624043996422 |
12 | 30217a824a849 |
13 | 11ccab82799a1 |
14 | 68d06477b773 |
15 | 319365c88729 |
hex | 1872a5e42439 |
26880688530489 has 8 divisors (see below), whose sum is σ = 36123129994240. Its totient is φ = 17779353043536.
The previous prime is 26880688530427. The next prime is 26880688530499. The reversal of 26880688530489 is 98403588608862.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 26880688530489 - 213 = 26880688522297 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 26880688530489.
It is not an unprimeable number, because it can be changed into a prime (26880688530499) 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, 35276493754 + ... + 35276494515.
It is an arithmetic number, because the mean of its divisors is an integer number (4515391249280).
Almost surely, 226880688530489 is an apocalyptic number.
It is an amenable number.
26880688530489 is a deficient number, since it is larger than the sum of its proper divisors (9242441463751).
26880688530489 is a wasteful number, since it uses less digits than its factorization.
26880688530489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70552988399.
The product of its (nonzero) digits is 1274019840, while the sum is 75.
The spelling of 26880688530489 in words is "twenty-six trillion, eight hundred eighty billion, six hundred eighty-eight million, five hundred thirty thousand, four hundred eighty-nine".
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