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68332124888 = 2319945979337
BaseRepresentation
bin111111101000111010…
…010111101011011000
320112101011221121100022
4333220322113223120
52104421010444023
651220310330012
74636222322666
oct775072275330
9215334847308
1068332124888
1126a85780895
12112b0359908
13659ca382c1
1434432d3c36
151b9dea57c8
hexfe8e97ad8

68332124888 has 32 divisors (see below), whose sum is σ = 128808372000. Its totient is φ = 33983338752.

The previous prime is 68332124881. The next prime is 68332124891. The reversal of 68332124888 is 88842123386.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68332124881) 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, 7313756 + ... + 7323092.

It is an arithmetic number, because the mean of its divisors is an integer number (4025261625).

Almost surely, 268332124888 is an apocalyptic number.

It is an amenable number.

68332124888 is a deficient number, since it is larger than the sum of its proper divisors (60476247112).

68332124888 is a wasteful number, since it uses less digits than its factorization.

68332124888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14139 (or 14135 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 53.

The spelling of 68332124888 in words is "sixty-eight billion, three hundred thirty-two million, one hundred twenty-four thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 199 398 796 1592 4597 9194 9337 18388 18674 36776 37348 74696 914803 1829606 1858063 3659212 3716126 7318424 7432252 14864504 42922189 85844378 171688756 343377512 8541515611 17083031222 34166062444 68332124888