Base | Representation |
---|---|
bin | 1001101001101011100111 |
3 | 11202112112120 |
4 | 21221223213 |
5 | 1121430043 |
6 | 130121023 |
7 | 30335106 |
oct | 11515347 |
9 | 4675476 |
10 | 2530023 |
11 | 1478931 |
12 | a20173 |
13 | 6a7772 |
14 | 49c03d |
15 | 34e983 |
hex | 269ae7 |
2530023 has 16 divisors (see below), whose sum is σ = 3618816. Its totient is φ = 1568160.
The previous prime is 2530013. The next prime is 2530039. The reversal of 2530023 is 3200352.
It is not a de Polignac number, because 2530023 - 26 = 2529959 is a prime.
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 2529984 and 2530011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2530013) 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 15 ways as a sum of consecutive naturals, for example, 2058 + ... + 3048.
It is an arithmetic number, because the mean of its divisors is an integer number (226176).
22530023 is an apocalyptic number.
2530023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
2530023 is a deficient number, since it is larger than the sum of its proper divisors (1088793).
2530023 is a wasteful number, since it uses less digits than its factorization.
2530023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1054.
The product of its (nonzero) digits is 180, while the sum is 15.
The square root of 2530023 is about 1590.6046020303. The cubic root of 2530023 is about 136.2620200938.
Adding to 2530023 its reverse (3200352), we get a palindrome (5730375).
The spelling of 2530023 in words is "two million, five hundred thirty thousand, twenty-three".
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