Base | Representation |
---|---|
bin | 1011111111111111000010… |
… | …01110000001110000011011 |
3 | 10110102122102112211122101202 |
4 | 11333333201032001300123 |
5 | 11424314114214301024 |
6 | 132042212032304415 |
7 | 5362311233463212 |
oct | 577774116016033 |
9 | 113378375748352 |
10 | 26387762650139 |
11 | 8453a950a7800 |
12 | 2b621603a210b |
13 | 11954808b6837 |
14 | 673262c8a079 |
15 | 30b616210bae |
hex | 17ffe1381c1b |
26387762650139 has 12 divisors (see below), whose sum is σ = 29172388273728. Its totient is φ = 23850211099440.
The previous prime is 26387762650121. The next prime is 26387762650229. The reversal of 26387762650139 is 93105626778362.
It is not a de Polignac number, because 26387762650139 - 28 = 26387762649883 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (26387762640139) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 630270059 + ... + 630311924.
It is an arithmetic number, because the mean of its divisors is an integer number (2431032356144).
Almost surely, 226387762650139 is an apocalyptic number.
26387762650139 is a deficient number, since it is larger than the sum of its proper divisors (2784625623589).
26387762650139 is a wasteful number, since it uses less digits than its factorization.
26387762650139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1260582178 (or 1260582167 counting only the distinct ones).
The product of its (nonzero) digits is 137168640, while the sum is 65.
The spelling of 26387762650139 in words is "twenty-six trillion, three hundred eighty-seven billion, seven hundred sixty-two million, six hundred fifty thousand, one hundred thirty-nine".
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