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68326756 = 2241332
BaseRepresentation
bin1000001001010…
…01010101100100
311202120100200121
410010221111210
5114442424011
610440251324
71456524241
oct404512544
9152510617
1068326756
11356289a3
121aa70b44
1311204044
1491085c8
155ee9e71
hex4129564

68326756 has 9 divisors (see below), whose sum is σ = 119600761. Its totient is φ = 34155112.

The previous prime is 68326733. The next prime is 68326763. The reversal of 68326756 is 65762386.

The square root of 68326756 is 8266.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 50552100 + 17774656 = 7110^2 + 4216^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 14466 + ... + 18598.

Almost surely, 268326756 is an apocalyptic number.

68326756 is the 8266-th square number.

It is an amenable number.

68326756 is a deficient number, since it is larger than the sum of its proper divisors (51274005).

68326756 is an frugal number, since it uses more digits than its factorization.

68326756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8270 (or 4135 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The cubic root of 68326756 is about 408.8182428992.

The spelling of 68326756 in words is "sixty-eight million, three hundred twenty-six thousand, seven hundred fifty-six".

Divisors: 1 2 4 4133 8266 16532 17081689 34163378 68326756