Base | Representation |
---|---|
bin | 1010001101011100… |
… | …0011111111111111 |
3 | 21002000011121101000 |
4 | 2203113003333333 |
5 | 21103111410103 |
6 | 1131543221343 |
7 | 124626560010 |
oct | 24327037777 |
9 | 7060147330 |
10 | 2740731903 |
11 | 1187087498 |
12 | 645a47853 |
13 | 348a78470 |
14 | 1bddd7007 |
15 | 11092daa3 |
hex | a35c3fff |
2740731903 has 64 divisors (see below), whose sum is σ = 5016632320. Its totient is φ = 1440084096.
The previous prime is 2740731871. The next prime is 2740731923. The reversal of 2740731903 is 3091370472.
It is a Cunningham number, because it is equal to 523522-1.
It is not a de Polignac number, because 2740731903 - 25 = 2740731871 is a prime.
It is a super-2 number, since 2×27407319032 = 15023222728244002818, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2740731923) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 678576 + ... + 682602.
It is an arithmetic number, because the mean of its divisors is an integer number (78384880).
Almost surely, 22740731903 is an apocalyptic number.
2740731903 is a deficient number, since it is larger than the sum of its proper divisors (2275900417).
2740731903 is a wasteful number, since it uses less digits than its factorization.
2740731903 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4333 (or 4327 counting only the distinct ones).
The product of its (nonzero) digits is 31752, while the sum is 36.
The square root of 2740731903 is about 52351.9999904493. Note that the first 5 decimals coincide. The cubic root of 2740731903 is about 1399.4439803927.
The spelling of 2740731903 in words is "two billion, seven hundred forty million, seven hundred thirty-one thousand, nine hundred three".
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