Base | Representation |
---|---|
bin | 1011001010111100100111 |
3 | 12111210001010 |
4 | 23022330213 |
5 | 1222202143 |
6 | 142433303 |
7 | 33614451 |
oct | 13127447 |
9 | 5453033 |
10 | 2928423 |
11 | 1720193 |
12 | b92833 |
13 | 7b6bc4 |
14 | 5632d1 |
15 | 3cca33 |
hex | 2caf27 |
2928423 has 8 divisors (see below), whose sum is σ = 3916528. Its totient is φ = 1946304.
The previous prime is 2928421. The next prime is 2928461. The reversal of 2928423 is 3248292.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2928423 - 21 = 2928421 is a prime.
It is a super-2 number, since 2×29284232 = 17151322533858, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2928421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190 + ... + 2427.
It is an arithmetic number, because the mean of its divisors is an integer number (489566).
22928423 is an apocalyptic number.
2928423 is a deficient number, since it is larger than the sum of its proper divisors (988105).
2928423 is a wasteful number, since it uses less digits than its factorization.
2928423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2993.
The product of its digits is 6912, while the sum is 30.
The square root of 2928423 is about 1711.2635682442. The cubic root of 2928423 is about 143.0686908157.
The spelling of 2928423 in words is "two million, nine hundred twenty-eight thousand, four hundred twenty-three".
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