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5188238 = 21131949
BaseRepresentation
bin10011110010101010001110
3100202120220222
4103302222032
52312010423
6303111342
762046026
oct23625216
910676828
105188238
112a24000
1218a2552
1310c8683
14990a86
156c73c8
hex4f2a8e

5188238 has 16 divisors (see below), whose sum is σ = 8564400. Its totient is φ = 2357080.

The previous prime is 5188231. The next prime is 5188241. The reversal of 5188238 is 8328815.

It is a junction number, because it is equal to n+sod(n) for n = 5188198 and 5188207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5188231) 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, 1688 + ... + 3636.

It is an arithmetic number, because the mean of its divisors is an integer number (535275).

Almost surely, 25188238 is an apocalyptic number.

5188238 is a deficient number, since it is larger than the sum of its proper divisors (3376162).

5188238 is a wasteful number, since it uses less digits than its factorization.

5188238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984 (or 1962 counting only the distinct ones).

The product of its digits is 15360, while the sum is 35.

The square root of 5188238 is about 2277.7704010721. The cubic root of 5188238 is about 173.1170980419.

The spelling of 5188238 in words is "five million, one hundred eighty-eight thousand, two hundred thirty-eight".

Divisors: 1 2 11 22 121 242 1331 1949 2662 3898 21439 42878 235829 471658 2594119 5188238