Base | Representation |
---|---|
bin | 1010001110001001… |
… | …0011110110110110 |
3 | 21002012201102000000 |
4 | 2203202103312312 |
5 | 21104340233223 |
6 | 1132130332130 |
7 | 124663620222 |
oct | 24342236666 |
9 | 7065642000 |
10 | 2743680438 |
11 | 11888107a4 |
12 | 646a2a046 |
13 | 34956b565 |
14 | 1c0563782 |
15 | 110d12543 |
hex | a3893db6 |
2743680438 has 28 divisors (see below), whose sum is σ = 6170461548. Its totient is φ = 914559660.
The previous prime is 2743680391. The next prime is 2743680449. The reversal of 2743680438 is 8340863472.
It is a junction number, because it is equal to n+sod(n) for n = 2743680393 and 2743680402.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 939448 + ... + 942363.
Almost surely, 22743680438 is an apocalyptic number.
2743680438 is an abundant number, since it is smaller than the sum of its proper divisors (3426781110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2743680438 is an equidigital number, since it uses as much as digits as its factorization.
2743680438 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1881831 (or 1881816 counting only the distinct ones).
The product of its (nonzero) digits is 774144, while the sum is 45.
The square root of 2743680438 is about 52380.1530925598. The cubic root of 2743680438 is about 1399.9456506112.
The spelling of 2743680438 in words is "two billion, seven hundred forty-three million, six hundred eighty thousand, four hundred thirty-eight".
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