Base | Representation |
---|---|
bin | 1001011110001010… |
… | …0100000000100011 |
3 | 20120012000022120211 |
4 | 2113202210000203 |
5 | 20201324420003 |
6 | 1100140514551 |
7 | 120001133134 |
oct | 22742440043 |
9 | 6505008524 |
10 | 2542420003 |
11 | 1095147862 |
12 | 5ab54ba57 |
13 | 316962646 |
14 | 1a1933c8b |
15 | ed30996d |
hex | 978a4023 |
2542420003 has 4 divisors (see below), whose sum is σ = 2543160600. Its totient is φ = 2541679408.
The previous prime is 2542419991. The next prime is 2542420009. The reversal of 2542420003 is 3000242452.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2542420003 - 29 = 2542419491 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2542420009) 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, 365125 + ... + 372022.
It is an arithmetic number, because the mean of its divisors is an integer number (635790150).
Almost surely, 22542420003 is an apocalyptic number.
2542420003 is a deficient number, since it is larger than the sum of its proper divisors (740597).
2542420003 is an equidigital number, since it uses as much as digits as its factorization.
2542420003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 740596.
The product of its (nonzero) digits is 1920, while the sum is 22.
The square root of 2542420003 is about 50422.4156799335. The cubic root of 2542420003 is about 1364.8421689982.
Adding to 2542420003 its reverse (3000242452), we get a palindrome (5542662455).
The spelling of 2542420003 in words is "two billion, five hundred forty-two million, four hundred twenty thousand, three".
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