Base | Representation |
---|---|
bin | 100101101111100000… |
… | …101010101100001001 |
3 | 10212121021221201222211 |
4 | 211233200222230021 |
5 | 1130444014240410 |
6 | 30341150545121 |
7 | 2633155256461 |
oct | 455740525411 |
9 | 125537851884 |
10 | 40525540105 |
11 | 1620667a106 |
12 | 7a2bb081a1 |
13 | 3a8ac0a63b |
14 | 1d662d0ba1 |
15 | 10c2be768a |
hex | 96f82ab09 |
40525540105 has 32 divisors (see below), whose sum is σ = 50139122688. Its totient is φ = 31432665600.
The previous prime is 40525540073. The next prime is 40525540109. The reversal of 40525540105 is 50104552504.
It is not a de Polignac number, because 40525540105 - 25 = 40525540073 is a prime.
It is a super-2 number, since 2×405255401052 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40525540109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9508675 + ... + 9512935.
It is an arithmetic number, because the mean of its divisors is an integer number (1566847584).
Almost surely, 240525540105 is an apocalyptic number.
It is an amenable number.
40525540105 is a deficient number, since it is larger than the sum of its proper divisors (9613582583).
40525540105 is a wasteful number, since it uses less digits than its factorization.
40525540105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4777.
The product of its (nonzero) digits is 20000, while the sum is 31.
The spelling of 40525540105 in words is "forty billion, five hundred twenty-five million, five hundred forty thousand, one hundred five".
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