Base | Representation |
---|---|
bin | 10011000110000011111001 |
3 | 100102022100011 |
4 | 103012003321 |
5 | 2240134221 |
6 | 255141521 |
7 | 60355321 |
oct | 23060371 |
9 | 10368304 |
10 | 5005561 |
11 | 2909830 |
12 | 18148a1 |
13 | 1063492 |
14 | 944281 |
15 | 68d1e1 |
hex | 4c60f9 |
5005561 has 8 divisors (see below), whose sum is σ = 5510304. Its totient is φ = 4509120.
The previous prime is 5005549. The next prime is 5005613. The reversal of 5005561 is 1655005.
5005561 = T356 + T357 + ... + T421.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 5005561 - 27 = 5005433 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5005261) 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, 771 + ... + 3256.
It is an arithmetic number, because the mean of its divisors is an integer number (688788).
Almost surely, 25005561 is an apocalyptic number.
It is an amenable number.
5005561 is a deficient number, since it is larger than the sum of its proper divisors (504743).
5005561 is a wasteful number, since it uses less digits than its factorization.
5005561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4151.
The product of its (nonzero) digits is 750, while the sum is 22.
The square root of 5005561 is about 2237.3111093453. The cubic root of 5005561 is about 171.0609656880.
The spelling of 5005561 in words is "five million, five thousand, five hundred sixty-one".
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