Base | Representation |
---|---|
bin | 10100000011100000100011 |
3 | 100220002121000 |
4 | 110003200203 |
5 | 2321213001 |
6 | 304403043 |
7 | 62454156 |
oct | 24034043 |
9 | 10802530 |
10 | 5257251 |
11 | 2a7093a |
12 | 1916483 |
13 | 1120bcc |
14 | 9abc9d |
15 | 6dca86 |
hex | 503823 |
5257251 has 8 divisors (see below), whose sum is σ = 7788560. Its totient is φ = 3504816.
The previous prime is 5257201. The next prime is 5257253. The reversal of 5257251 is 1527525.
It is a happy number.
It is not a de Polignac number, because 5257251 - 211 = 5255203 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 194713 = 5257251 / (5 + 2 + 5 + 7 + 2 + 5 + 1).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (5257253) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97330 + ... + 97383.
It is an arithmetic number, because the mean of its divisors is an integer number (973570).
Almost surely, 25257251 is an apocalyptic number.
5257251 is a deficient number, since it is larger than the sum of its proper divisors (2531309).
5257251 is a wasteful number, since it uses less digits than its factorization.
5257251 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194722 (or 194716 counting only the distinct ones).
The product of its digits is 3500, while the sum is 27.
The square root of 5257251 is about 2292.8695994321. The cubic root of 5257251 is about 173.8813102581.
It can be divided in two parts, 525 and 7251, that added together give a 5-th power (7776 = 65).
The spelling of 5257251 in words is "five million, two hundred fifty-seven thousand, two hundred fifty-one".
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