Base | Representation |
---|---|
bin | 10100111101011111111… |
… | …101111000100100010100 |
3 | 12002200222122001221202220 |
4 | 110331133331320210110 |
5 | 142044442032232124 |
6 | 3021415515302340 |
7 | 206032023565215 |
oct | 24753775704424 |
9 | 5080878057686 |
10 | 1440424102164 |
11 | 505975943593 |
12 | 1b31b714a9b0 |
13 | a5aa67b9358 |
14 | 4da0725340c |
15 | 27706ebb879 |
hex | 14f5ff78914 |
1440424102164 has 48 divisors (see below), whose sum is σ = 3395899214400. Its totient is φ = 475155035136.
The previous prime is 1440424102151. The next prime is 1440424102259. The reversal of 1440424102164 is 4612014240441.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18140902 + ... + 18220130.
It is an arithmetic number, because the mean of its divisors is an integer number (70747900300).
Almost surely, 21440424102164 is an apocalyptic number.
It is an amenable number.
1440424102164 is an abundant number, since it is smaller than the sum of its proper divisors (1955475112236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1440424102164 is a wasteful number, since it uses less digits than its factorization.
1440424102164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94952 (or 94950 counting only the distinct ones).
The product of its (nonzero) digits is 24576, while the sum is 33.
The spelling of 1440424102164 in words is "one trillion, four hundred forty billion, four hundred twenty-four million, one hundred two thousand, one hundred sixty-four".
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