Base | Representation |
---|---|
bin | 100101011011010101… |
… | …101001101011011111 |
3 | 10211201201010121111202 |
4 | 211123111221223133 |
5 | 1124300344424223 |
6 | 30243421110115 |
7 | 2621605532234 |
oct | 453325515337 |
9 | 124651117452 |
10 | 40187108063 |
11 | 16052636103 |
12 | 79566b833b |
13 | 3a35a748ab |
14 | 1d3339578b |
15 | 10a3146428 |
hex | 95b569adf |
40187108063 has 8 divisors (see below), whose sum is σ = 41599447680. Its totient is φ = 38776540320.
The previous prime is 40187108033. The next prime is 40187108077. The reversal of 40187108063 is 36080178104.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40187108063 - 210 = 40187107039 is a prime.
It is a super-2 number, since 2×401871080632 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40187108033) 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, 396728 + ... + 487613.
It is an arithmetic number, because the mean of its divisors is an integer number (5199930960).
Almost surely, 240187108063 is an apocalyptic number.
40187108063 is a deficient number, since it is larger than the sum of its proper divisors (1412339617).
40187108063 is a wasteful number, since it uses less digits than its factorization.
40187108063 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 885937.
The product of its (nonzero) digits is 32256, while the sum is 38.
The spelling of 40187108063 in words is "forty billion, one hundred eighty-seven million, one hundred eight thousand, sixty-three".
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