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5512239 = 331091873
BaseRepresentation
bin10101000001110000101111
3101101001101000
4111001300233
52402342424
6314051343
764565445
oct25016057
911331330
105512239
113125477
121a19b53
1311acca5
14a36b95
1573d3c9
hex541c2f

5512239 has 16 divisors (see below), whose sum is σ = 8245600. Its totient is φ = 3639168.

The previous prime is 5512237. The next prime is 5512271. The reversal of 5512239 is 9322155.

It is not a de Polignac number, because 5512239 - 21 = 5512237 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5512231) 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 15 ways as a sum of consecutive naturals, for example, 2007 + ... + 3879.

It is an arithmetic number, because the mean of its divisors is an integer number (515350).

Almost surely, 25512239 is an apocalyptic number.

5512239 is a deficient number, since it is larger than the sum of its proper divisors (2733361).

5512239 is a wasteful number, since it uses less digits than its factorization.

5512239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991 (or 1985 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 5512239 is about 2347.8157934557. The cubic root of 5512239 is about 176.6482528967.

The spelling of 5512239 in words is "five million, five hundred twelve thousand, two hundred thirty-nine".

Divisors: 1 3 9 27 109 327 981 1873 2943 5619 16857 50571 204157 612471 1837413 5512239