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5540269 = 73721391
BaseRepresentation
bin10101001000100110101101
3101102110211011
4111020212231
52404242034
6314425221
765043250
oct25104655
911373734
105540269
113144539
121a32211
1311bc987
14a43097
15746864
hex5489ad

5540269 has 8 divisors (see below), whose sum is σ = 6503168. Its totient is φ = 4620240.

The previous prime is 5540257. The next prime is 5540273. The reversal of 5540269 is 9620455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5540269 - 25 = 5540237 is a prime.

It is a super-2 number, since 2×55402692 = 61389161184722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5540269.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5540239) 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, 10437 + ... + 10954.

It is an arithmetic number, because the mean of its divisors is an integer number (812896).

Almost surely, 25540269 is an apocalyptic number.

It is an amenable number.

5540269 is a deficient number, since it is larger than the sum of its proper divisors (962899).

5540269 is a wasteful number, since it uses less digits than its factorization.

5540269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21435.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 5540269 is about 2353.7776020686. Note that the first 3 decimals coincide. The cubic root of 5540269 is about 176.9471684173.

The spelling of 5540269 in words is "five million, five hundred forty thousand, two hundred sixty-nine".

Divisors: 1 7 37 259 21391 149737 791467 5540269