Base | Representation |
---|---|
bin | 100101111011100011… |
… | …000001100101010101 |
3 | 10220010100221120222101 |
4 | 211323203001211111 |
5 | 1131402214003012 |
6 | 30413203202101 |
7 | 2641156623421 |
oct | 457343014525 |
9 | 126110846871 |
10 | 40727484757 |
11 | 162aa670113 |
12 | 7a87676331 |
13 | 3ac09c5b0b |
14 | 1d8505bb81 |
15 | 10d57d7d57 |
hex | 97b8c1955 |
40727484757 has 8 divisors (see below), whose sum is σ = 40829535000. Its totient is φ = 40625485824.
The previous prime is 40727484703. The next prime is 40727484829. The reversal of 40727484757 is 75748472704.
40727484757 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 7629323716 + 33098161041 = 87346^2 + 181929^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-40727484757 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 40727484698 and 40727484707.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40727488757) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1942273 + ... + 1963129.
It is an arithmetic number, because the mean of its divisors is an integer number (5103691875).
Almost surely, 240727484757 is an apocalyptic number.
It is an amenable number.
40727484757 is a deficient number, since it is larger than the sum of its proper divisors (102050243).
40727484757 is a wasteful number, since it uses less digits than its factorization.
40727484757 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25655.
The product of its (nonzero) digits is 12293120, while the sum is 55.
The spelling of 40727484757 in words is "forty billion, seven hundred twenty-seven million, four hundred eighty-four thousand, seven hundred fifty-seven".
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