Base | Representation |
---|---|
bin | 1100111111001000011100… |
… | …00110011011010111111111 |
3 | 10202010001211110202021120222 |
4 | 12133210032012123113333 |
5 | 12220341201333221434 |
6 | 140423042243131555 |
7 | 6005131554606263 |
oct | 637441606332777 |
9 | 122101743667528 |
10 | 28557474117119 |
11 | 911017a713612 |
12 | 3252768373bbb |
13 | 12c1c5c39068c |
14 | 70a290d460a3 |
15 | 347ca354272e |
hex | 19f90e19b5ff |
28557474117119 has 16 divisors (see below), whose sum is σ = 29352572620800. Its totient is φ = 27763604354304.
The previous prime is 28557474117059. The next prime is 28557474117131. The reversal of 28557474117119 is 91171147475582.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-28557474117119 is a prime.
It is a super-2 number, since 2×285574741171192 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28557474117719) 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, 808357634 + ... + 808392960.
It is an arithmetic number, because the mean of its divisors is an integer number (1834535788800).
Almost surely, 228557474117119 is an apocalyptic number.
28557474117119 is a deficient number, since it is larger than the sum of its proper divisors (795098503681).
28557474117119 is a wasteful number, since it uses less digits than its factorization.
28557474117119 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52082.
The product of its digits is 19756800, while the sum is 62.
The spelling of 28557474117119 in words is "twenty-eight trillion, five hundred fifty-seven billion, four hundred seventy-four million, one hundred seventeen thousand, one hundred nineteen".
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