Base | Representation |
---|---|
bin | 100101111001001001… |
… | …110101100010011110 |
3 | 10220000120101101102111 |
4 | 211321021311202132 |
5 | 1131311423434030 |
6 | 30405210344234 |
7 | 2640161401513 |
oct | 457111654236 |
9 | 126016341374 |
10 | 40687327390 |
11 | 16289a32306 |
12 | 7a7612b07a |
13 | 3ab55a5768 |
14 | 1d7d9a730a |
15 | 10d200462a |
hex | 97927589e |
40687327390 has 16 divisors (see below), whose sum is σ = 73240263360. Its totient is φ = 16274247840.
The previous prime is 40687327363. The next prime is 40687327391. The reversal of 40687327390 is 9372378604.
It is a super-2 number, since 2×406873273902 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40687327391) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 215131 + ... + 357289.
It is an arithmetic number, because the mean of its divisors is an integer number (4577516460).
Almost surely, 240687327390 is an apocalyptic number.
40687327390 is a deficient number, since it is larger than the sum of its proper divisors (32552935970).
40687327390 is a wasteful number, since it uses less digits than its factorization.
40687327390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 170787.
The product of its (nonzero) digits is 1524096, while the sum is 49.
The spelling of 40687327390 in words is "forty billion, six hundred eighty-seven million, three hundred twenty-seven thousand, three hundred ninety".
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