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68569058 = 2172817177
BaseRepresentation
bin1000001011001…
…00011111100010
311210000200001202
410011210133202
5120023202213
610445401202
71461553535
oct405443742
9153020052
1068569058
1135783a48
121ab69202
131128a40c
14916ca1c
156046b58
hex41647e2

68569058 has 16 divisors (see below), whose sum is σ = 109306584. Its totient is φ = 32148480.

The previous prime is 68569037. The next prime is 68569091. The reversal of 68569058 is 85096586.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 67782289 + 786769 = 8233^2 + 887^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5966 + ... + 13142.

Almost surely, 268569058 is an apocalyptic number.

68569058 is a deficient number, since it is larger than the sum of its proper divisors (40737526).

68569058 is a wasteful number, since it uses less digits than its factorization.

68569058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7477.

The product of its (nonzero) digits is 518400, while the sum is 47.

The square root of 68569058 is about 8280.6435740225. The cubic root of 68569058 is about 409.3009265041.

The spelling of 68569058 in words is "sixty-eight million, five hundred sixty-nine thousand, fifty-eight".

Divisors: 1 2 17 34 281 562 4777 7177 9554 14354 122009 244018 2016737 4033474 34284529 68569058