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4807505 = 55091889
BaseRepresentation
bin10010010101101101010001
3100001020122202
4102111231101
52212320010
6251012545
755602023
oct22255521
910036582
104807505
112793a4a
12173a155
13cc42a1
148d2013
1564e6a5
hex495b51

4807505 has 8 divisors (see below), whose sum is σ = 5783400. Its totient is φ = 3836416.

The previous prime is 4807501. The next prime is 4807519. The reversal of 4807505 is 5057084.

It can be written as a sum of positive squares in 4 ways, for example, as 1032256 + 3775249 = 1016^2 + 1943^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4807505 - 22 = 4807501 is a prime.

It is a super-3 number, since 3×48075053 (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (4807501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1601 + ... + 3489.

It is an arithmetic number, because the mean of its divisors is an integer number (722925).

Almost surely, 24807505 is an apocalyptic number.

It is an amenable number.

4807505 is a deficient number, since it is larger than the sum of its proper divisors (975895).

4807505 is a wasteful number, since it uses less digits than its factorization.

4807505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 4807505 is about 2192.6023351260. The cubic root of 4807505 is about 168.7744034209.

The spelling of 4807505 in words is "four million, eight hundred seven thousand, five hundred five".

Divisors: 1 5 509 1889 2545 9445 961501 4807505