Base | Representation |
---|---|
bin | 1001010011011100011110 |
3 | 11120220121012 |
4 | 21103130132 |
5 | 1111021232 |
6 | 124135222 |
7 | 26505422 |
oct | 11233436 |
9 | 4526535 |
10 | 2438942 |
11 | 1416460 |
12 | 997512 |
13 | 67517c |
14 | 476b82 |
15 | 3329b2 |
hex | 25371e |
2438942 has 16 divisors (see below), whose sum is σ = 4060800. Its totient is φ = 1089240.
The previous prime is 2438927. The next prime is 2438957. The reversal of 2438942 is 2498342.
Added to its reverse (2498342) it gives a square (4937284 = 22222).
It is an interprime number because it is at equal distance from previous prime (2438927) and next prime (2438957).
It is a junction number, because it is equal to n+sod(n) for n = 2438899 and 2438908.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359 + ... + 2237.
It is an arithmetic number, because the mean of its divisors is an integer number (253800).
22438942 is an apocalyptic number.
2438942 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
2438942 is a deficient number, since it is larger than the sum of its proper divisors (1621858).
2438942 is a wasteful number, since it uses less digits than its factorization.
2438942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1951.
The product of its digits is 13824, while the sum is 32.
The square root of 2438942 is about 1561.7112409149. The cubic root of 2438942 is about 134.6068488486.
Adding to 2438942 its reverse (2498342), we get a square (4937284 = 22222).
The spelling of 2438942 in words is "two million, four hundred thirty-eight thousand, nine hundred forty-two".
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