Base | Representation |
---|---|
bin | 11111010000110001000… |
… | …010011010010000110101 |
3 | 21121101011011102201020211 |
4 | 133100301002122100311 |
5 | 240144212412112240 |
6 | 4322530205025421 |
7 | 311132014536304 |
oct | 37206102322065 |
9 | 7541134381224 |
10 | 2148306363445 |
11 | 759100a32800 |
12 | 2a8433555271 |
13 | 127779c84808 |
14 | 75d9b33443b |
15 | 3ad38063bea |
hex | 1f43109a435 |
2148306363445 has 24 divisors (see below), whose sum is σ = 2833729603992. Its totient is φ = 1562351831040.
The previous prime is 2148306363391. The next prime is 2148306363461. The reversal of 2148306363445 is 5443636038412.
It can be written as a sum of positive squares in 4 ways, for example, as 177039819121 + 1971266544324 = 420761^2 + 1404018^2 .
It is not a de Polignac number, because 2148306363445 - 27 = 2148306363317 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32041797 + ... + 32108773.
It is an arithmetic number, because the mean of its divisors is an integer number (118072066833).
Almost surely, 22148306363445 is an apocalyptic number.
It is an amenable number.
2148306363445 is a deficient number, since it is larger than the sum of its proper divisors (685423240547).
2148306363445 is a wasteful number, since it uses less digits than its factorization.
2148306363445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120021 (or 120010 counting only the distinct ones).
The product of its (nonzero) digits is 4976640, while the sum is 49.
The spelling of 2148306363445 in words is "two trillion, one hundred forty-eight billion, three hundred six million, three hundred sixty-three thousand, four hundred forty-five".
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