Base | Representation |
---|---|
bin | 10100000001111110101011 |
3 | 100212210000000 |
4 | 110001332223 |
5 | 2321012422 |
6 | 304314043 |
7 | 62430000 |
oct | 24017653 |
9 | 10783000 |
10 | 5250987 |
11 | 2a67165 |
12 | 1912923 |
13 | 111b0c1 |
14 | 9a98a7 |
15 | 6dacac |
hex | 501fab |
5250987 has 40 divisors (see below), whose sum is σ = 9187280. Its totient is φ = 3000564.
The previous prime is 5250967. The next prime is 5251007. The reversal of 5250987 is 7890525.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
5250987 is digitally balanced in base 4 and base 8, because in such bases it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (5250967) and next prime (5251007).
It is not a de Polignac number, because 5250987 - 28 = 5250731 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
5250987 is strictly pandigital in base 8.
It is not an unprimeable number, because it can be changed into a prime (5250967) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 750138 + ... + 750144.
It is an arithmetic number, because the mean of its divisors is an integer number (229682).
Almost surely, 25250987 is an apocalyptic number.
5250987 is a deficient number, since it is larger than the sum of its proper divisors (3936293).
5250987 is an frugal number, since it uses more digits than its factorization.
5250987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49 (or 10 counting only the distinct ones).
The product of its (nonzero) digits is 25200, while the sum is 36.
The square root of 5250987 is about 2291.5032184136. The cubic root of 5250987 is about 173.8122231120.
The spelling of 5250987 in words is "five million, two hundred fifty thousand, nine hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •