Base | Representation |
---|---|
bin | 11110010001011110… |
… | …010110111001100001 |
3 | 10002220100200201001100 |
4 | 132101132112321201 |
5 | 1013032342104010 |
6 | 22533252025013 |
7 | 2230341362250 |
oct | 362136267141 |
9 | 102810621040 |
10 | 32505425505 |
11 | 12870513323 |
12 | 6372002169 |
13 | 30b0473bb7 |
14 | 18050ac797 |
15 | ca3a772c0 |
hex | 791796e61 |
32505425505 has 48 divisors (see below), whose sum is σ = 64447793280. Its totient is φ = 14846678784.
The previous prime is 32505425479. The next prime is 32505425521. The reversal of 32505425505 is 50552450523.
32505425505 is a `hidden beast` number, since 3 + 2 + 50 + 54 + 2 + 550 + 5 = 666.
It is not a de Polignac number, because 32505425505 - 29 = 32505424993 is a prime.
It is a super-2 number, since 2×325054255052 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 32505425505.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 321981 + ... + 410709.
It is an arithmetic number, because the mean of its divisors is an integer number (1342662360).
Almost surely, 232505425505 is an apocalyptic number.
32505425505 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
32505425505 is a deficient number, since it is larger than the sum of its proper divisors (31942367775).
32505425505 is a wasteful number, since it uses less digits than its factorization.
32505425505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89910 (or 89907 counting only the distinct ones).
The product of its (nonzero) digits is 150000, while the sum is 36.
The spelling of 32505425505 in words is "thirty-two billion, five hundred five million, four hundred twenty-five thousand, five hundred five".
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