Base | Representation |
---|---|
bin | 100101011111111111… |
… | …110000101000010111 |
3 | 10211221011011220120022 |
4 | 211133333300220113 |
5 | 1124430401133242 |
6 | 30255252055355 |
7 | 2623545011204 |
oct | 453777605027 |
9 | 124834156508 |
10 | 40265255447 |
11 | 1609276141a |
12 | 797890455b |
13 | 3a49006951 |
14 | 1d3d8d8cab |
15 | 10a9e310d2 |
hex | 95fff0a17 |
40265255447 has 4 divisors (see below), whose sum is σ = 40265696640. Its totient is φ = 40264814256.
The previous prime is 40265255369. The next prime is 40265255543. The reversal of 40265255447 is 74455256204.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-40265255447 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 40265255398 and 40265255407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40265251447) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27158 + ... + 285075.
It is an arithmetic number, because the mean of its divisors is an integer number (10066424160).
Almost surely, 240265255447 is an apocalyptic number.
40265255447 is a deficient number, since it is larger than the sum of its proper divisors (441193).
40265255447 is a wasteful number, since it uses less digits than its factorization.
40265255447 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 441192.
The product of its (nonzero) digits is 1344000, while the sum is 44.
The spelling of 40265255447 in words is "forty billion, two hundred sixty-five million, two hundred fifty-five thousand, four hundred forty-seven".
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