Base | Representation |
---|---|
bin | 10011001001010000010010 |
3 | 100102222021122 |
4 | 103021100102 |
5 | 2241044032 |
6 | 255322242 |
7 | 60441416 |
oct | 23112022 |
9 | 10388248 |
10 | 5018642 |
11 | 2918642 |
12 | 1820382 |
13 | 1069415 |
14 | 948d46 |
15 | 692012 |
hex | 4c9412 |
5018642 has 8 divisors (see below), whose sum is σ = 7552956. Its totient is φ = 2500992.
The previous prime is 5018639. The next prime is 5018647. The reversal of 5018642 is 2468105.
It can be written as a sum of positive squares in 2 ways, for example, as 4541161 + 477481 = 2131^2 + 691^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (5018647) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3383 + ... + 4634.
Almost surely, 25018642 is an apocalyptic number.
5018642 is a deficient number, since it is larger than the sum of its proper divisors (2534314).
5018642 is a wasteful number, since it uses less digits than its factorization.
5018642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8332.
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 5018642 is about 2240.2325772116. The cubic root of 5018642 is about 171.2098469094.
The spelling of 5018642 in words is "five million, eighteen thousand, six hundred forty-two".
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