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68592436 = 22111558919
BaseRepresentation
bin1000001011010…
…10001100110100
311210001212010121
410011222030310
5120024424221
610450101324
71462011643
oct405521464
9153055117
1068592436
113579a570
121ab7a844
1311297c53
14917735a
15604da41
hex416a334

68592436 has 12 divisors (see below), whose sum is σ = 130949280. Its totient is φ = 31178360.

The previous prime is 68592431. The next prime is 68592437. The reversal of 68592436 is 63429586.

It is a junction number, because it is equal to n+sod(n) for n = 68592392 and 68592401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68592431) 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 3 ways as a sum of consecutive naturals, for example, 779416 + ... + 779503.

It is an arithmetic number, because the mean of its divisors is an integer number (10912440).

Almost surely, 268592436 is an apocalyptic number.

It is an amenable number.

68592436 is a deficient number, since it is larger than the sum of its proper divisors (62356844).

68592436 is a wasteful number, since it uses less digits than its factorization.

68592436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558934 (or 1558932 counting only the distinct ones).

The product of its digits is 311040, while the sum is 43.

The square root of 68592436 is about 8282.0550589814. The cubic root of 68592436 is about 409.3474370348.

The spelling of 68592436 in words is "sixty-eight million, five hundred ninety-two thousand, four hundred thirty-six".

Divisors: 1 2 4 11 22 44 1558919 3117838 6235676 17148109 34296218 68592436