Base | Representation |
---|---|
bin | 1001100000011001111111 |
3 | 11200121102110 |
4 | 21200121333 |
5 | 1114221111 |
6 | 125225103 |
7 | 30116253 |
oct | 11403177 |
9 | 4617373 |
10 | 2492031 |
11 | 1452333 |
12 | a02193 |
13 | 693399 |
14 | 48c263 |
15 | 3435a6 |
hex | 26067f |
2492031 has 4 divisors (see below), whose sum is σ = 3322712. Its totient is φ = 1661352.
The previous prime is 2492023. The next prime is 2492051. The reversal of 2492031 is 1302942.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 2492031 - 23 = 2492023 is a prime.
It is a super-2 number, since 2×24920312 = 12420437009922, which contains 22 as substring.
It is a D-number.
It is a Duffinian number.
2492031 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 2491989 and 2492007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2492011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415336 + ... + 415341.
It is an arithmetic number, because the mean of its divisors is an integer number (830678).
22492031 is an apocalyptic number.
2492031 is a deficient number, since it is larger than the sum of its proper divisors (830681).
2492031 is an equidigital number, since it uses as much as digits as its factorization.
2492031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 830680.
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 2492031 is about 1578.6167996065. The cubic root of 2492031 is about 135.5765193721.
Adding to 2492031 its reverse (1302942), we get a palindrome (3794973).
The spelling of 2492031 in words is "two million, four hundred ninety-two thousand, thirty-one".
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