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69124 = 22111571
BaseRepresentation
bin10000111000000100
310111211011
4100320010
54202444
61252004
7405346
oct207004
9114734
1069124
1147a30
1234004
1325603
141b296
1515734
hex10e04

69124 has 12 divisors (see below), whose sum is σ = 132048. Its totient is φ = 31400.

The previous prime is 69119. The next prime is 69127. The reversal of 69124 is 42196.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 69095 and 69104.

It is not an unprimeable number, because it can be changed into a prime (69127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742 + ... + 829.

It is an arithmetic number, because the mean of its divisors is an integer number (11004).

269124 is an apocalyptic number.

It is an amenable number.

69124 is a deficient number, since it is larger than the sum of its proper divisors (62924).

69124 is a wasteful number, since it uses less digits than its factorization.

69124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586 (or 1584 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

The square root of 69124 is about 262.9144347502. The cubic root of 69124 is about 41.0402143605.

The spelling of 69124 in words is "sixty-nine thousand, one hundred twenty-four".

Divisors: 1 2 4 11 22 44 1571 3142 6284 17281 34562 69124