Base | Representation |
---|---|
bin | 10101000001100001001… |
… | …111000010101001011111 |
3 | 12010010010102211210001000 |
4 | 111001201033002221133 |
5 | 142132312012010130 |
6 | 3023412103321343 |
7 | 206244004206654 |
oct | 25014117025137 |
9 | 5103112753030 |
10 | 1444740344415 |
11 | 507790295245 |
12 | 1b4000750253 |
13 | a6313aa4754 |
14 | 4dcd65a7c2b |
15 | 278aadad260 |
hex | 150613c2a5f |
1444740344415 has 32 divisors (see below), whose sum is σ = 2570105260800. Its totient is φ = 770024789280.
The previous prime is 1444740344389. The next prime is 1444740344447. The reversal of 1444740344415 is 5144430474441.
1444740344415 is a `hidden beast` number, since 144 + 474 + 0 + 34 + 4 + 4 + 1 + 5 = 666.
It is not a de Polignac number, because 1444740344415 - 26 = 1444740344351 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3288345 + ... + 3701714.
It is an arithmetic number, because the mean of its divisors is an integer number (80315789400).
Almost surely, 21444740344415 is an apocalyptic number.
1444740344415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1444740344415 is a deficient number, since it is larger than the sum of its proper divisors (1125364916385).
1444740344415 is a wasteful number, since it uses less digits than its factorization.
1444740344415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6991604 (or 6991598 counting only the distinct ones).
The product of its (nonzero) digits is 1720320, while the sum is 45.
The spelling of 1444740344415 in words is "one trillion, four hundred forty-four billion, seven hundred forty million, three hundred forty-four thousand, four hundred fifteen".
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