Base | Representation |
---|---|
bin | 11110001000111… |
… | …111111110100000 |
3 | 1022020111222121220 |
4 | 132020333332200 |
5 | 2013423110210 |
6 | 122102215040 |
7 | 15350113056 |
oct | 3610777640 |
9 | 1266458556 |
10 | 505675680 |
11 | 23a493694 |
12 | 121424480 |
13 | 809c15a3 |
14 | 4b2321d6 |
15 | 2e5d9c70 |
hex | 1e23ffa0 |
505675680 has 48 divisors (see below), whose sum is σ = 1592879904. Its totient is φ = 134846720.
The previous prime is 505675669. The next prime is 505675771. The reversal of 505675680 is 86576505.
It is a tau number, because it is divible by the number of its divisors (48).
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 526266 + ... + 527225.
It is an arithmetic number, because the mean of its divisors is an integer number (33184998).
Almost surely, 2505675680 is an apocalyptic number.
It is an amenable number.
505675680 is an abundant number, since it is smaller than the sum of its proper divisors (1087204224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
505675680 is a wasteful number, since it uses less digits than its factorization.
505675680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1053509 (or 1053501 counting only the distinct ones).
The product of its (nonzero) digits is 252000, while the sum is 42.
The square root of 505675680 is about 22487.2337115973. The cubic root of 505675680 is about 796.6924271318.
The spelling of 505675680 in words is "five hundred five million, six hundred seventy-five thousand, six hundred eighty".
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