Base | Representation |
---|---|
bin | 10111000110011110… |
… | …01011000010100000 |
3 | 1012000100012011001221 |
4 | 23203033023002200 |
5 | 200344444340000 |
6 | 5410401104424 |
7 | 616225102441 |
oct | 134317130240 |
9 | 35010164057 |
10 | 12402340000 |
11 | 5294885676 |
12 | 24a1628114 |
13 | 122861522b |
14 | 8592312c8 |
15 | 4c8c4761a |
hex | 2e33cb0a0 |
12402340000 has 60 divisors (see below), whose sum is σ = 30511665954. Its totient is φ = 4960928000.
The previous prime is 12402339967. The next prime is 12402340031. The reversal of 12402340000 is 4320421.
It can be written as a sum of positive squares in 5 ways, for example, as 124813584 + 12277526416 = 11172^2 + 110804^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 290059 + ... + 330058.
Almost surely, 212402340000 is an apocalyptic number.
12402340000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12402340000 is an abundant number, since it is smaller than the sum of its proper divisors (18109325954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12402340000 is an frugal number, since it uses more digits than its factorization.
12402340000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 620147 (or 620124 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 12402340000 its reverse (4320421), we get a palindrome (12406660421).
The spelling of 12402340000 in words is "twelve billion, four hundred two million, three hundred forty thousand".
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