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5500143 = 34116173
BaseRepresentation
bin10100111110110011101111
3101100102210000
4110332303233
52402001033
6313515343
764515255
oct24766357
911312700
105500143
113117380
121a12b53
1311a762c
14a325d5
15739a13
hex53ecef

5500143 has 20 divisors (see below), whose sum is σ = 8964648. Its totient is φ = 3332880.

The previous prime is 5500141. The next prime is 5500153. The reversal of 5500143 is 3410055.

It is not a de Polignac number, because 5500143 - 21 = 5500141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5500141) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2196 + ... + 3977.

Almost surely, 25500143 is an apocalyptic number.

5500143 is a deficient number, since it is larger than the sum of its proper divisors (3464505).

5500143 is a wasteful number, since it uses less digits than its factorization.

5500143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6196 (or 6187 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5500143 is about 2345.2383674160. The cubic root of 5500143 is about 176.5189465707.

Adding to 5500143 its reverse (3410055), we get a palindrome (8910198).

The spelling of 5500143 in words is "five million, five hundred thousand, one hundred forty-three".

Divisors: 1 3 9 11 27 33 81 99 297 891 6173 18519 55557 67903 166671 203709 500013 611127 1833381 5500143