Base | Representation |
---|---|
bin | 1001011110001010… |
… | …1100110011011110 |
3 | 20120012002011000011 |
4 | 2113202230303132 |
5 | 20201332043110 |
6 | 1100141353434 |
7 | 120001343152 |
oct | 22742546336 |
9 | 6505064004 |
10 | 2542456030 |
11 | 1095171934 |
12 | 5ab56887a |
13 | 316975b6a |
14 | 1a1943062 |
15 | ed31548a |
hex | 978accde |
2542456030 has 16 divisors (see below), whose sum is σ = 4578189840. Its totient is φ = 1016589312.
The previous prime is 2542455947. The next prime is 2542456031. The reversal of 2542456030 is 306542452.
It is a junction number, because it is equal to n+sod(n) for n = 2542455983 and 2542456001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2542456031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21219 + ... + 74398.
It is an arithmetic number, because the mean of its divisors is an integer number (286136865).
Almost surely, 22542456030 is an apocalyptic number.
2542456030 is a deficient number, since it is larger than the sum of its proper divisors (2035733810).
2542456030 is a wasteful number, since it uses less digits than its factorization.
2542456030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98283.
The product of its (nonzero) digits is 28800, while the sum is 31.
The square root of 2542456030 is about 50422.7729304924. The cubic root of 2542456030 is about 1364.8486157348.
Adding to 2542456030 its reverse (306542452), we get a palindrome (2848998482).
The spelling of 2542456030 in words is "two billion, five hundred forty-two million, four hundred fifty-six thousand, thirty".
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