Base | Representation |
---|---|
bin | 100101101110010100… |
… | …011010100111001001 |
3 | 10212112220100012111220 |
4 | 211232110122213021 |
5 | 1130423410120210 |
6 | 30335154312253 |
7 | 2632523335212 |
oct | 455624324711 |
9 | 125486305456 |
10 | 40505551305 |
11 | 161a636723a |
12 | 7a25288689 |
13 | 3a86a2c34b |
14 | 1d637aa409 |
15 | 10c1099c70 |
hex | 96e51a9c9 |
40505551305 has 32 divisors (see below), whose sum is σ = 66163620096. Its totient is φ = 21153010944.
The previous prime is 40505551301. The next prime is 40505551319. The reversal of 40505551305 is 50315550504.
40505551305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 40505551305 - 22 = 40505551301 is a prime.
It is not an unprimeable number, because it can be changed into a prime (40505551301) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 349239 + ... + 450531.
It is an arithmetic number, because the mean of its divisors is an integer number (2067613128).
Almost surely, 240505551305 is an apocalyptic number.
It is an amenable number.
40505551305 is a deficient number, since it is larger than the sum of its proper divisors (25658068791).
40505551305 is a wasteful number, since it uses less digits than its factorization.
40505551305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101857.
The product of its (nonzero) digits is 37500, while the sum is 33.
The spelling of 40505551305 in words is "forty billion, five hundred five million, five hundred fifty-one thousand, three hundred five".
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