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68834053 is a prime number
BaseRepresentation
bin1000001101001…
…01001100000101
311210112010120101
410012211030011
5120110142203
610455204101
71464036241
oct406451405
9153463511
1068834053
1135945052
121b076631
1311350c12
1491db421
15609a41d
hex41a5305

68834053 has 2 divisors, whose sum is σ = 68834054. Its totient is φ = 68834052.

The previous prime is 68834033. The next prime is 68834107. The reversal of 68834053 is 35043886.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45185284 + 23648769 = 6722^2 + 4863^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-68834053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68834033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34417026 + 34417027.

It is an arithmetic number, because the mean of its divisors is an integer number (34417027).

Almost surely, 268834053 is an apocalyptic number.

It is an amenable number.

68834053 is a deficient number, since it is larger than the sum of its proper divisors (1).

68834053 is an equidigital number, since it uses as much as digits as its factorization.

68834053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 68834053 is about 8296.6290142443. The cubic root of 68834053 is about 409.8275161844.

The spelling of 68834053 in words is "sixty-eight million, eight hundred thirty-four thousand, fifty-three".