Base | Representation |
---|---|
bin | 100111001110110… |
… | …1111101101100000 |
3 | 10101202002002100220 |
4 | 1032131233231200 |
5 | 10144000423243 |
6 | 334343243040 |
7 | 44423250330 |
oct | 11635575540 |
9 | 3352062326 |
10 | 1316420448 |
11 | 6160a3192 |
12 | 308a49480 |
13 | 17c967015 |
14 | c6b970c0 |
15 | 7a885783 |
hex | 4e76fb60 |
1316420448 has 48 divisors (see below), whose sum is σ = 3949263360. Its totient is φ = 376119936.
The previous prime is 1316420429. The next prime is 1316420459. The reversal of 1316420448 is 8440246131.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 978808 + ... + 980151.
It is an arithmetic number, because the mean of its divisors is an integer number (82276320).
Almost surely, 21316420448 is an apocalyptic number.
It is an amenable number.
1316420448 is an abundant number, since it is smaller than the sum of its proper divisors (2632842912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1316420448 is a wasteful number, since it uses less digits than its factorization.
1316420448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1958979 (or 1958971 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 33.
The square root of 1316420448 is about 36282.5088437941. The cubic root of 1316420448 is about 1095.9688395780.
Adding to 1316420448 its reverse (8440246131), we get a palindrome (9756666579).
The spelling of 1316420448 in words is "one billion, three hundred sixteen million, four hundred twenty thousand, four hundred forty-eight".
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