Base | Representation |
---|---|
bin | 111001101001010… |
… | …1110001110000101 |
3 | 11222210200222222000 |
4 | 1303102232032011 |
5 | 12430134201444 |
6 | 515534255513 |
7 | 65635113612 |
oct | 16322561605 |
9 | 4883628860 |
10 | 1934287749 |
11 | 902945019 |
12 | 45b957599 |
13 | 24a97a384 |
14 | 144c71509 |
15 | b4c32469 |
hex | 734ae385 |
1934287749 has 16 divisors (see below), whose sum is σ = 2958051840. Its totient is φ = 1247927040.
The previous prime is 1934287717. The next prime is 1934287759. The reversal of 1934287749 is 9477824391.
1934287749 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 1934287749 - 25 = 1934287717 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1934287695 and 1934287704.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1934287759) 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, 1154652 + ... + 1156325.
It is an arithmetic number, because the mean of its divisors is an integer number (184878240).
Almost surely, 21934287749 is an apocalyptic number.
It is an amenable number.
1934287749 is a deficient number, since it is larger than the sum of its proper divisors (1023764091).
1934287749 is a wasteful number, since it uses less digits than its factorization.
1934287749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2311017 (or 2311011 counting only the distinct ones).
The product of its digits is 3048192, while the sum is 54.
The square root of 1934287749 is about 43980.5382982064. The cubic root of 1934287749 is about 1245.9683973771.
The spelling of 1934287749 in words is "one billion, nine hundred thirty-four million, two hundred eighty-seven thousand, seven hundred forty-nine".
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