Base | Representation |
---|---|
bin | 1100011110011111011… |
… | …1001100011110110000 |
3 | 202111020221221002000212 |
4 | 3013213313030132300 |
5 | 12002433402402230 |
6 | 242245031003252 |
7 | 21325425603515 |
oct | 3074767143660 |
9 | 674227832025 |
10 | 214343403440 |
11 | 829a2299531 |
12 | 3565b209528 |
13 | 1729bb1484a |
14 | a53502930c |
15 | 58977db895 |
hex | 31e7dcc7b0 |
214343403440 has 60 divisors (see below), whose sum is σ = 525957814224. Its totient is φ = 81224857728.
The previous prime is 214343403437. The next prime is 214343403467. The reversal of 214343403440 is 44304343412.
It is a junction number, because it is equal to n+sod(n) for n = 214343403397 and 214343403406.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3682052 + ... + 3739811.
Almost surely, 2214343403440 is an apocalyptic number.
214343403440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
214343403440 is an abundant number, since it is smaller than the sum of its proper divisors (311614410784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214343403440 is a wasteful number, since it uses less digits than its factorization.
214343403440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7421914 (or 7421889 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 32.
Adding to 214343403440 its reverse (44304343412), we get a palindrome (258647746852).
The spelling of 214343403440 in words is "two hundred fourteen billion, three hundred forty-three million, four hundred three thousand, four hundred forty".
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