Base | Representation |
---|---|
bin | 1000111010111000… |
… | …0011101101011010 |
3 | 20011212120002010001 |
4 | 2032232003231122 |
5 | 14400434012430 |
6 | 1033333043214 |
7 | 113223251143 |
oct | 21656035532 |
9 | 6155502101 |
10 | 2394438490 |
11 | 1019664094 |
12 | 569a8650a |
13 | 2c20bc412 |
14 | 18a012aca |
15 | e03283ca |
hex | 8eb83b5a |
2394438490 has 16 divisors (see below), whose sum is σ = 4380645960. Its totient is φ = 942073920.
The previous prime is 2394438451. The next prime is 2394438503. The reversal of 2394438490 is 948344932.
It is a Cunningham number, because it is equal to 489332+1.
It can be written as a sum of positive squares in 4 ways, for example, as 1291467969 + 1102970521 = 35937^2 + 33211^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2394438490.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1962045 + ... + 1963264.
Almost surely, 22394438490 is an apocalyptic number.
2394438490 is a deficient number, since it is larger than the sum of its proper divisors (1986207470).
2394438490 is a wasteful number, since it uses less digits than its factorization.
2394438490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3925377.
The product of its (nonzero) digits is 746496, while the sum is 46.
The square root of 2394438490 is about 48933.0000102181. Note that the first 4 decimals coincide. The cubic root of 2394438490 is about 1337.8309175079.
The spelling of 2394438490 in words is "two billion, three hundred ninety-four million, four hundred thirty-eight thousand, four hundred ninety".
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