Base | Representation |
---|---|
bin | 11010100111001110… |
… | …00001100011001100 |
3 | 1100212201201100112202 |
4 | 31103213001203030 |
5 | 213230114001110 |
6 | 10321425421032 |
7 | 1014026641250 |
oct | 152347014314 |
9 | 40781640482 |
10 | 14287640780 |
11 | 6072000a96 |
12 | 2928a9a778 |
13 | 14690a031a |
14 | 997790260 |
15 | 5895000a5 |
hex | 3539c18cc |
14287640780 has 24 divisors (see below), whose sum is σ = 34290338208. Its totient is φ = 4898619648.
The previous prime is 14287640753. The next prime is 14287640789. The reversal of 14287640780 is 8704678241.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (14287640789) 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, 51027149 + ... + 51027428.
It is an arithmetic number, because the mean of its divisors is an integer number (1428764092).
Almost surely, 214287640780 is an apocalyptic number.
14287640780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14287640780 is an abundant number, since it is smaller than the sum of its proper divisors (20002697428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14287640780 is a wasteful number, since it uses less digits than its factorization.
14287640780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102054593 (or 102054591 counting only the distinct ones).
The product of its (nonzero) digits is 602112, while the sum is 47.
The spelling of 14287640780 in words is "fourteen billion, two hundred eighty-seven million, six hundred forty thousand, seven hundred eighty".
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