Base | Representation |
---|---|
bin | 1010011111001001011111 |
3 | 12011122221200 |
4 | 22133021133 |
5 | 1200432043 |
6 | 134530543 |
7 | 32236434 |
oct | 12371137 |
9 | 5148850 |
10 | 2749023 |
11 | 1608422 |
12 | b06a53 |
13 | 753354 |
14 | 517b8b |
15 | 3947d3 |
hex | 29f25f |
2749023 has 12 divisors (see below), whose sum is σ = 3988608. Its totient is φ = 1824480.
The previous prime is 2749007. The next prime is 2749027. The reversal of 2749023 is 3209472.
It is not a de Polignac number, because 2749023 - 24 = 2749007 is a prime.
It is a d-powerful number, because it can be written as 211 + 76 + 4 + 93 + 0 + 221 + 312 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2749027) 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, 1986 + ... + 3072.
It is an arithmetic number, because the mean of its divisors is an integer number (332384).
22749023 is an apocalyptic number.
2749023 is a deficient number, since it is larger than the sum of its proper divisors (1239585).
2749023 is a wasteful number, since it uses less digits than its factorization.
2749023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1374 (or 1371 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 27.
The square root of 2749023 is about 1658.0177924256. The cubic root of 2749023 is about 140.0853730983.
The spelling of 2749023 in words is "two million, seven hundred forty-nine thousand, twenty-three".
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