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5498281 = 43127867
BaseRepresentation
bin10100111110010110101001
3101100100020001
4110332112221
52401421111
6313503001
764506655
oct24762651
911310201
105498281
113115a38
121a11a61
1311a6829
14a31a65
157391c1
hex53e5a9

5498281 has 4 divisors (see below), whose sum is σ = 5626192. Its totient is φ = 5370372.

The previous prime is 5498279. The next prime is 5498291. The reversal of 5498281 is 1828945.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5498281 - 21 = 5498279 is a prime.

It is a super-2 number, since 2×54982812 = 60462187909922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5498281.

It is not an unprimeable number, because it can be changed into a prime (5498261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63891 + ... + 63976.

It is an arithmetic number, because the mean of its divisors is an integer number (1406548).

Almost surely, 25498281 is an apocalyptic number.

It is an amenable number.

5498281 is a deficient number, since it is larger than the sum of its proper divisors (127911).

5498281 is a wasteful number, since it uses less digits than its factorization.

5498281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127910.

The product of its digits is 23040, while the sum is 37.

The square root of 5498281 is about 2344.8413592395. The cubic root of 5498281 is about 176.4990249447.

The spelling of 5498281 in words is "five million, four hundred ninety-eight thousand, two hundred eighty-one".

Divisors: 1 43 127867 5498281