Base | Representation |
---|---|
bin | 100101011011011100100… |
… | …110011000111000110011 |
3 | 100002220000110220220101200 |
4 | 211123130212120320303 |
5 | 314120120410301224 |
6 | 5245334051102243 |
7 | 353553552653142 |
oct | 45333446307063 |
9 | 10086013826350 |
10 | 2572091493939 |
11 | 9018aa659740 |
12 | 3565a42a1983 |
13 | 158716229a66 |
14 | 8c6c039d759 |
15 | 46d8cb585c9 |
hex | 256dc998e33 |
2572091493939 has 12 divisors (see below), whose sum is σ = 4052992657272. Its totient is φ = 1558843329600.
The previous prime is 2572091493833. The next prime is 2572091493949. The reversal of 2572091493939 is 9393941902752.
2572091493939 is a `hidden beast` number, since 2 + 5 + 7 + 20 + 91 + 493 + 9 + 39 = 666.
It is not a de Polignac number, because 2572091493939 - 29 = 2572091493427 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2572091493949) 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, 12990360982 + ... + 12990361179.
It is an arithmetic number, because the mean of its divisors is an integer number (337749388106).
Almost surely, 22572091493939 is an apocalyptic number.
2572091493939 is a deficient number, since it is larger than the sum of its proper divisors (1480901163333).
2572091493939 is a wasteful number, since it uses less digits than its factorization.
2572091493939 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25980722178 (or 25980722175 counting only the distinct ones).
The product of its (nonzero) digits is 33067440, while the sum is 63.
The spelling of 2572091493939 in words is "two trillion, five hundred seventy-two billion, ninety-one million, four hundred ninety-three thousand, nine hundred thirty-nine".
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